Home / 934,505.10-1,289,564.55-552,654.90

Finding the Fourth Proportional to 934,505.10, 1,289,564.55 and 552,654.90

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Solution

The fourth proportional to 934,505.10, 1,289,564.55 and 552,654.90 is: 762,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,505.10 : 1,289,564.55 = 552,654.90 : x
  2. Step 2: Convert to fraction form
    934,505.10/1,289,564.55 = 552,654.90/x
  3. Step 3: Cross multiply
    934,505.10x = 1,289,564.55 × 552,654.90
  4. Step 4: Simplify right side
    934,505.10x = 712,684,167,423.80
  5. Step 5: Solve for x
    x = 712,684,167,423.80/934,505.10
  6. Step 6: Final answer
    x = 762,632.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.