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Finding the Fourth Proportional to 593,746.72, 890,620.70 and 144,467.56

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Solution

The fourth proportional to 593,746.72, 890,620.70 and 144,467.56 is: 216,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,746.72 : 890,620.70 = 144,467.56 : x
  2. Step 2: Convert to fraction form
    593,746.72/890,620.70 = 144,467.56/x
  3. Step 3: Cross multiply
    593,746.72x = 890,620.70 × 144,467.56
  4. Step 4: Simplify right side
    593,746.72x = 128,665,799,414.49
  5. Step 5: Solve for x
    x = 128,665,799,414.49/593,746.72
  6. Step 6: Final answer
    x = 216,701.49

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.