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Finding the Fourth Proportional to 372,575.10, 555,763.65 and 336,701.82

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Solution

The fourth proportional to 372,575.10, 555,763.65 and 336,701.82 is: 502,252.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,575.10 : 555,763.65 = 336,701.82 : x
  2. Step 2: Convert to fraction form
    372,575.10/555,763.65 = 336,701.82/x
  3. Step 3: Cross multiply
    372,575.10x = 555,763.65 × 336,701.82
  4. Step 4: Simplify right side
    372,575.10x = 187,126,632,444.84
  5. Step 5: Solve for x
    x = 187,126,632,444.84/372,575.10
  6. Step 6: Final answer
    x = 502,252.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.