Home / 625,555.13-938,332.79-152,240.49

Finding the Fourth Proportional to 625,555.13, 938,332.79 and 152,240.49

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Solution

The fourth proportional to 625,555.13, 938,332.79 and 152,240.49 is: 228,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,555.13 : 938,332.79 = 152,240.49 : x
  2. Step 2: Convert to fraction form
    625,555.13/938,332.79 = 152,240.49/x
  3. Step 3: Cross multiply
    625,555.13x = 938,332.79 × 152,240.49
  4. Step 4: Simplify right side
    625,555.13x = 142,852,243,732.67
  5. Step 5: Solve for x
    x = 142,852,243,732.67/625,555.13
  6. Step 6: Final answer
    x = 228,360.76

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1.5x scale

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.