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Finding the Fourth Proportional to 503,031.29, 754,547.35 and 123,952.07

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Solution

The fourth proportional to 503,031.29, 754,547.35 and 123,952.07 is: 185,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,031.29 : 754,547.35 = 123,952.07 : x
  2. Step 2: Convert to fraction form
    503,031.29/754,547.35 = 123,952.07/x
  3. Step 3: Cross multiply
    503,031.29x = 754,547.35 × 123,952.07
  4. Step 4: Simplify right side
    503,031.29x = 93,527,706,410.33
  5. Step 5: Solve for x
    x = 93,527,706,410.33/503,031.29
  6. Step 6: Final answer
    x = 185,928.21

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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.