Home / 755,336.64-1,132,854.48-484,664.16

Finding the Fourth Proportional to 755,336.64, 1,132,854.48 and 484,664.16

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Solution

The fourth proportional to 755,336.64, 1,132,854.48 and 484,664.16 is: 726,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,336.64 : 1,132,854.48 = 484,664.16 : x
  2. Step 2: Convert to fraction form
    755,336.64/1,132,854.48 = 484,664.16/x
  3. Step 3: Cross multiply
    755,336.64x = 1,132,854.48 × 484,664.16
  4. Step 4: Simplify right side
    755,336.64x = 549,053,964,951.44
  5. Step 5: Solve for x
    x = 549,053,964,951.44/755,336.64
  6. Step 6: Final answer
    x = 726,899.68

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1.5x scale

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.