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Finding the Fourth Proportional to 584,704.63, 877,056.86 and 220,034.78

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Solution

The fourth proportional to 584,704.63, 877,056.86 and 220,034.78 is: 330,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,704.63 : 877,056.86 = 220,034.78 : x
  2. Step 2: Convert to fraction form
    584,704.63/877,056.86 = 220,034.78/x
  3. Step 3: Cross multiply
    584,704.63x = 877,056.86 × 220,034.78
  4. Step 4: Simplify right side
    584,704.63x = 192,983,012,691.36
  5. Step 5: Solve for x
    x = 192,983,012,691.36/584,704.63
  6. Step 6: Final answer
    x = 330,052.14

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Double scale
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Similar ratio
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1.5x scale

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.