Home / 417,155.37-625,734.07-117,637.52

Finding the Fourth Proportional to 417,155.37, 625,734.07 and 117,637.52

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Solution

The fourth proportional to 417,155.37, 625,734.07 and 117,637.52 is: 176,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,155.37 : 625,734.07 = 117,637.52 : x
  2. Step 2: Convert to fraction form
    417,155.37/625,734.07 = 117,637.52/x
  3. Step 3: Cross multiply
    417,155.37x = 625,734.07 × 117,637.52
  4. Step 4: Simplify right side
    417,155.37x = 73,609,805,444.55
  5. Step 5: Solve for x
    x = 73,609,805,444.55/417,155.37
  6. Step 6: Final answer
    x = 176,456.57

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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.