Home / 492,711.30-739,066.95-282,176.10

Finding the Fourth Proportional to 492,711.30, 739,066.95 and 282,176.10

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Solution

The fourth proportional to 492,711.30, 739,066.95 and 282,176.10 is: 423,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,711.30 : 739,066.95 = 282,176.10 : x
  2. Step 2: Convert to fraction form
    492,711.30/739,066.95 = 282,176.10/x
  3. Step 3: Cross multiply
    492,711.30x = 739,066.95 × 282,176.10
  4. Step 4: Simplify right side
    492,711.30x = 208,547,029,589.90
  5. Step 5: Solve for x
    x = 208,547,029,589.90/492,711.30
  6. Step 6: Final answer
    x = 423,264.15

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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.