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Finding the Fourth Proportional to 574,069.70, 859,063.35 and 500,003.30

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Solution

The fourth proportional to 574,069.70, 859,063.35 and 500,003.30 is: 748,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,069.70 : 859,063.35 = 500,003.30 : x
  2. Step 2: Convert to fraction form
    574,069.70/859,063.35 = 500,003.30/x
  3. Step 3: Cross multiply
    574,069.70x = 859,063.35 × 500,003.30
  4. Step 4: Simplify right side
    574,069.70x = 429,534,509,909.06
  5. Step 5: Solve for x
    x = 429,534,509,909.06/574,069.70
  6. Step 6: Final answer
    x = 748,227.11

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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.