Home / 784,358.20-1,176,537.30-731,214.10

Finding the Fourth Proportional to 784,358.20, 1,176,537.30 and 731,214.10

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Solution

The fourth proportional to 784,358.20, 1,176,537.30 and 731,214.10 is: 1,096,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,358.20 : 1,176,537.30 = 731,214.10 : x
  2. Step 2: Convert to fraction form
    784,358.20/1,176,537.30 = 731,214.10/x
  3. Step 3: Cross multiply
    784,358.20x = 1,176,537.30 × 731,214.10
  4. Step 4: Simplify right side
    784,358.20x = 860,300,662,935.93
  5. Step 5: Solve for x
    x = 860,300,662,935.93/784,358.20
  6. Step 6: Final answer
    x = 1,096,821.15

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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.