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Finding the Fourth Proportional to 573,477.32, 859,034.79 and 336,247.97

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Solution

The fourth proportional to 573,477.32, 859,034.79 and 336,247.97 is: 503,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,477.32 : 859,034.79 = 336,247.97 : x
  2. Step 2: Convert to fraction form
    573,477.32/859,034.79 = 336,247.97/x
  3. Step 3: Cross multiply
    573,477.32x = 859,034.79 × 336,247.97
  4. Step 4: Simplify right side
    573,477.32x = 288,848,700,001.70
  5. Step 5: Solve for x
    x = 288,848,700,001.70/573,477.32
  6. Step 6: Final answer
    x = 503,679.38

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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.