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Finding the Fourth Proportional to 402,375.59, 555,326.58 and 241,319.24

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Solution

The fourth proportional to 402,375.59, 555,326.58 and 241,319.24 is: 333,049.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,375.59 : 555,326.58 = 241,319.24 : x
  2. Step 2: Convert to fraction form
    402,375.59/555,326.58 = 241,319.24/x
  3. Step 3: Cross multiply
    402,375.59x = 555,326.58 × 241,319.24
  4. Step 4: Simplify right side
    402,375.59x = 134,010,985,460.77
  5. Step 5: Solve for x
    x = 134,010,985,460.77/402,375.59
  6. Step 6: Final answer
    x = 333,049.50

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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.