Home / 913,414.40-1,371,352.80-534,723.20

Finding the Fourth Proportional to 913,414.40, 1,371,352.80 and 534,723.20

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Solution

The fourth proportional to 913,414.40, 1,371,352.80 and 534,723.20 is: 802,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,414.40 : 1,371,352.80 = 534,723.20 : x
  2. Step 2: Convert to fraction form
    913,414.40/1,371,352.80 = 534,723.20/x
  3. Step 3: Cross multiply
    913,414.40x = 1,371,352.80 × 534,723.20
  4. Step 4: Simplify right side
    913,414.40x = 733,294,157,544.96
  5. Step 5: Solve for x
    x = 733,294,157,544.96/913,414.40
  6. Step 6: Final answer
    x = 802,805.56

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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.