Home / 545,177.47-752,216.38-458,292.98

Finding the Fourth Proportional to 545,177.47, 752,216.38 and 458,292.98

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Solution

The fourth proportional to 545,177.47, 752,216.38 and 458,292.98 is: 632,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,177.47 : 752,216.38 = 458,292.98 : x
  2. Step 2: Convert to fraction form
    545,177.47/752,216.38 = 458,292.98/x
  3. Step 3: Cross multiply
    545,177.47x = 752,216.38 × 458,292.98
  4. Step 4: Simplify right side
    545,177.47x = 344,735,486,395.01
  5. Step 5: Solve for x
    x = 344,735,486,395.01/545,177.47
  6. Step 6: Final answer
    x = 632,336.27

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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.