Home / 755,572.80-1,133,359.20-516,424.35

Finding the Fourth Proportional to 755,572.80, 1,133,359.20 and 516,424.35

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Solution

The fourth proportional to 755,572.80, 1,133,359.20 and 516,424.35 is: 774,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,572.80 : 1,133,359.20 = 516,424.35 : x
  2. Step 2: Convert to fraction form
    755,572.80/1,133,359.20 = 516,424.35/x
  3. Step 3: Cross multiply
    755,572.80x = 1,133,359.20 × 516,424.35
  4. Step 4: Simplify right side
    755,572.80x = 585,294,288,176.52
  5. Step 5: Solve for x
    x = 585,294,288,176.52/755,572.80
  6. Step 6: Final answer
    x = 774,636.53

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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.