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Finding the Fourth Proportional to 573,096.70, 859,645.05 and 307,376.20

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Solution

The fourth proportional to 573,096.70, 859,645.05 and 307,376.20 is: 461,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,096.70 : 859,645.05 = 307,376.20 : x
  2. Step 2: Convert to fraction form
    573,096.70/859,645.05 = 307,376.20/x
  3. Step 3: Cross multiply
    573,096.70x = 859,645.05 × 307,376.20
  4. Step 4: Simplify right side
    573,096.70x = 264,234,428,817.81
  5. Step 5: Solve for x
    x = 264,234,428,817.81/573,096.70
  6. Step 6: Final answer
    x = 461,064.30

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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.