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Finding the Fourth Proportional to 586,764.20, 880,340.70 and 187,466.60

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Solution

The fourth proportional to 586,764.20, 880,340.70 and 187,466.60 is: 281,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,764.20 : 880,340.70 = 187,466.60 : x
  2. Step 2: Convert to fraction form
    586,764.20/880,340.70 = 187,466.60/x
  3. Step 3: Cross multiply
    586,764.20x = 880,340.70 × 187,466.60
  4. Step 4: Simplify right side
    586,764.20x = 165,034,477,870.62
  5. Step 5: Solve for x
    x = 165,034,477,870.62/586,764.20
  6. Step 6: Final answer
    x = 281,262.01

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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.