Home / 765,397.92-1,147,524.96-528,063.36

Finding the Fourth Proportional to 765,397.92, 1,147,524.96 and 528,063.36

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Solution

The fourth proportional to 765,397.92, 1,147,524.96 and 528,063.36 is: 791,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,397.92 : 1,147,524.96 = 528,063.36 : x
  2. Step 2: Convert to fraction form
    765,397.92/1,147,524.96 = 528,063.36/x
  3. Step 3: Cross multiply
    765,397.92x = 1,147,524.96 × 528,063.36
  4. Step 4: Simplify right side
    765,397.92x = 605,965,886,061.47
  5. Step 5: Solve for x
    x = 605,965,886,061.47/765,397.92
  6. Step 6: Final answer
    x = 791,700.46

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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.