Home / 954,948.80-1,317,387.57-572,311.28

Finding the Fourth Proportional to 954,948.80, 1,317,387.57 and 572,311.28

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Solution

The fourth proportional to 954,948.80, 1,317,387.57 and 572,311.28 is: 789,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,948.80 : 1,317,387.57 = 572,311.28 : x
  2. Step 2: Convert to fraction form
    954,948.80/1,317,387.57 = 572,311.28/x
  3. Step 3: Cross multiply
    954,948.80x = 1,317,387.57 × 572,311.28
  4. Step 4: Simplify right side
    954,948.80x = 753,955,766,442.79
  5. Step 5: Solve for x
    x = 753,955,766,442.79/954,948.80
  6. Step 6: Final answer
    x = 789,524.81

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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.