Home / 898,148.36-1,347,475.26-392,753.72

Finding the Fourth Proportional to 898,148.36, 1,347,475.26 and 392,753.72

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Solution

The fourth proportional to 898,148.36, 1,347,475.26 and 392,753.72 is: 589,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,148.36 : 1,347,475.26 = 392,753.72 : x
  2. Step 2: Convert to fraction form
    898,148.36/1,347,475.26 = 392,753.72/x
  3. Step 3: Cross multiply
    898,148.36x = 1,347,475.26 × 392,753.72
  4. Step 4: Simplify right side
    898,148.36x = 529,225,920,972.97
  5. Step 5: Solve for x
    x = 529,225,920,972.97/898,148.36
  6. Step 6: Final answer
    x = 589,241.09

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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.