Home / 913,487.25-1,260,527.02-545,891.46

Finding the Fourth Proportional to 913,487.25, 1,260,527.02 and 545,891.46

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Solution

The fourth proportional to 913,487.25, 1,260,527.02 and 545,891.46 is: 753,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,487.25 : 1,260,527.02 = 545,891.46 : x
  2. Step 2: Convert to fraction form
    913,487.25/1,260,527.02 = 545,891.46/x
  3. Step 3: Cross multiply
    913,487.25x = 1,260,527.02 × 545,891.46
  4. Step 4: Simplify right side
    913,487.25x = 688,110,933,952.52
  5. Step 5: Solve for x
    x = 688,110,933,952.52/913,487.25
  6. Step 6: Final answer
    x = 753,279.19

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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.