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Finding the Fourth Proportional to 594,383.64, 891,572.31 and 145,106.88

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Solution

The fourth proportional to 594,383.64, 891,572.31 and 145,106.88 is: 217,659.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,383.64 : 891,572.31 = 145,106.88 : x
  2. Step 2: Convert to fraction form
    594,383.64/891,572.31 = 145,106.88/x
  3. Step 3: Cross multiply
    594,383.64x = 891,572.31 × 145,106.88
  4. Step 4: Simplify right side
    594,383.64x = 129,373,276,198.49
  5. Step 5: Solve for x
    x = 129,373,276,198.49/594,383.64
  6. Step 6: Final answer
    x = 217,659.55

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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.