Home / 1,252,966.28-1,879,432.62-306,345.16

Finding the Fourth Proportional to 1,252,966.28, 1,879,432.62 and 306,345.16

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Solution

The fourth proportional to 1,252,966.28, 1,879,432.62 and 306,345.16 is: 459,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,966.28 : 1,879,432.62 = 306,345.16 : x
  2. Step 2: Convert to fraction form
    1,252,966.28/1,879,432.62 = 306,345.16/x
  3. Step 3: Cross multiply
    1,252,966.28x = 1,879,432.62 × 306,345.16
  4. Step 4: Simplify right side
    1,252,966.28x = 575,755,086,683.12
  5. Step 5: Solve for x
    x = 575,755,086,683.12/1,252,966.28
  6. Step 6: Final answer
    x = 459,513.63

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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.