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Finding the Fourth Proportional to 503,713.40, 755,570.10 and 474,164.60

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Solution

The fourth proportional to 503,713.40, 755,570.10 and 474,164.60 is: 711,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,713.40 : 755,570.10 = 474,164.60 : x
  2. Step 2: Convert to fraction form
    503,713.40/755,570.10 = 474,164.60/x
  3. Step 3: Cross multiply
    503,713.40x = 755,570.10 × 474,164.60
  4. Step 4: Simplify right side
    503,713.40x = 358,264,594,238.46
  5. Step 5: Solve for x
    x = 358,264,594,238.46/503,713.40
  6. Step 6: Final answer
    x = 711,246.90

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Similar ratio
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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.