Home / 731,885.58-1,098,484.44-612,688.62

Finding the Fourth Proportional to 731,885.58, 1,098,484.44 and 612,688.62

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Solution

The fourth proportional to 731,885.58, 1,098,484.44 and 612,688.62 is: 919,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,885.58 : 1,098,484.44 = 612,688.62 : x
  2. Step 2: Convert to fraction form
    731,885.58/1,098,484.44 = 612,688.62/x
  3. Step 3: Cross multiply
    731,885.58x = 1,098,484.44 × 612,688.62
  4. Step 4: Simplify right side
    731,885.58x = 673,028,915,635.07
  5. Step 5: Solve for x
    x = 673,028,915,635.07/731,885.58
  6. Step 6: Final answer
    x = 919,582.15

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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.