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Finding the Fourth Proportional to 375,746.34, 563,479.29 and 151,030.74

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Solution

The fourth proportional to 375,746.34, 563,479.29 and 151,030.74 is: 226,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,746.34 : 563,479.29 = 151,030.74 : x
  2. Step 2: Convert to fraction form
    375,746.34/563,479.29 = 151,030.74/x
  3. Step 3: Cross multiply
    375,746.34x = 563,479.29 × 151,030.74
  4. Step 4: Simplify right side
    375,746.34x = 85,102,694,143.37
  5. Step 5: Solve for x
    x = 85,102,694,143.37/375,746.34
  6. Step 6: Final answer
    x = 226,489.75

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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.