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Finding the Fourth Proportional to 346,726.92, 520,064.46 and 125,110.92

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Solution

The fourth proportional to 346,726.92, 520,064.46 and 125,110.92 is: 187,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,726.92 : 520,064.46 = 125,110.92 : x
  2. Step 2: Convert to fraction form
    346,726.92/520,064.46 = 125,110.92/x
  3. Step 3: Cross multiply
    346,726.92x = 520,064.46 × 125,110.92
  4. Step 4: Simplify right side
    346,726.92x = 65,065,743,049.90
  5. Step 5: Solve for x
    x = 65,065,743,049.90/346,726.92
  6. Step 6: Final answer
    x = 187,657.03

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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.