Home / 935,065.52-1,289,792.04-648,481.04

Finding the Fourth Proportional to 935,065.52, 1,289,792.04 and 648,481.04

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Solution

The fourth proportional to 935,065.52, 1,289,792.04 and 648,481.04 is: 894,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,065.52 : 1,289,792.04 = 648,481.04 : x
  2. Step 2: Convert to fraction form
    935,065.52/1,289,792.04 = 648,481.04/x
  3. Step 3: Cross multiply
    935,065.52x = 1,289,792.04 × 648,481.04
  4. Step 4: Simplify right side
    935,065.52x = 836,405,677,033.96
  5. Step 5: Solve for x
    x = 836,405,677,033.96/935,065.52
  6. Step 6: Final answer
    x = 894,488.85

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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.