Home / 786,952.80-1,181,617.20-628,711.20

Finding the Fourth Proportional to 786,952.80, 1,181,617.20 and 628,711.20

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Solution

The fourth proportional to 786,952.80, 1,181,617.20 and 628,711.20 is: 944,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,952.80 : 1,181,617.20 = 628,711.20 : x
  2. Step 2: Convert to fraction form
    786,952.80/1,181,617.20 = 628,711.20/x
  3. Step 3: Cross multiply
    786,952.80x = 1,181,617.20 × 628,711.20
  4. Step 4: Simplify right side
    786,952.80x = 742,895,967,752.64
  5. Step 5: Solve for x
    x = 742,895,967,752.64/786,952.80
  6. Step 6: Final answer
    x = 944,015.92

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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.