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Finding the Fourth Proportional to 585,034.60, 877,551.90 and 319,314.10

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Solution

The fourth proportional to 585,034.60, 877,551.90 and 319,314.10 is: 478,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,034.60 : 877,551.90 = 319,314.10 : x
  2. Step 2: Convert to fraction form
    585,034.60/877,551.90 = 319,314.10/x
  3. Step 3: Cross multiply
    585,034.60x = 877,551.90 × 319,314.10
  4. Step 4: Simplify right side
    585,034.60x = 280,214,695,151.79
  5. Step 5: Solve for x
    x = 280,214,695,151.79/585,034.60
  6. Step 6: Final answer
    x = 478,971.15

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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.