Home / 806,866.38-1,210,489.11-452,125.26

Finding the Fourth Proportional to 806,866.38, 1,210,489.11 and 452,125.26

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Solution

The fourth proportional to 806,866.38, 1,210,489.11 and 452,125.26 is: 678,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,866.38 : 1,210,489.11 = 452,125.26 : x
  2. Step 2: Convert to fraction form
    806,866.38/1,210,489.11 = 452,125.26/x
  3. Step 3: Cross multiply
    806,866.38x = 1,210,489.11 × 452,125.26
  4. Step 4: Simplify right side
    806,866.38x = 547,292,703,585.92
  5. Step 5: Solve for x
    x = 547,292,703,585.92/806,866.38
  6. Step 6: Final answer
    x = 678,294.10

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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.