Home / 785,837.10-1,177,200.45-469,353.90

Finding the Fourth Proportional to 785,837.10, 1,177,200.45 and 469,353.90

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Solution

The fourth proportional to 785,837.10, 1,177,200.45 and 469,353.90 is: 703,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,837.10 : 1,177,200.45 = 469,353.90 : x
  2. Step 2: Convert to fraction form
    785,837.10/1,177,200.45 = 469,353.90/x
  3. Step 3: Cross multiply
    785,837.10x = 1,177,200.45 × 469,353.90
  4. Step 4: Simplify right side
    785,837.10x = 552,523,622,289.26
  5. Step 5: Solve for x
    x = 552,523,622,289.26/785,837.10
  6. Step 6: Final answer
    x = 703,101.98

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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.