Home / 726,357.60-1,001,280.96-573,131.52

Finding the Fourth Proportional to 726,357.60, 1,001,280.96 and 573,131.52

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Solution

The fourth proportional to 726,357.60, 1,001,280.96 and 573,131.52 is: 790,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,357.60 : 1,001,280.96 = 573,131.52 : x
  2. Step 2: Convert to fraction form
    726,357.60/1,001,280.96 = 573,131.52/x
  3. Step 3: Cross multiply
    726,357.60x = 1,001,280.96 × 573,131.52
  4. Step 4: Simplify right side
    726,357.60x = 573,865,678,551.86
  5. Step 5: Solve for x
    x = 573,865,678,551.86/726,357.60
  6. Step 6: Final answer
    x = 790,059.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.