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Finding the Fourth Proportional to 502,948.64, 754,510.32 and 203,417.12

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Solution

The fourth proportional to 502,948.64, 754,510.32 and 203,417.12 is: 305,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,948.64 : 754,510.32 = 203,417.12 : x
  2. Step 2: Convert to fraction form
    502,948.64/754,510.32 = 203,417.12/x
  3. Step 3: Cross multiply
    502,948.64x = 754,510.32 × 203,417.12
  4. Step 4: Simplify right side
    502,948.64x = 153,480,316,304.68
  5. Step 5: Solve for x
    x = 153,480,316,304.68/502,948.64
  6. Step 6: Final answer
    x = 305,161.01

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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.