Home / 518,220.44-777,358.56-163,262.24

Finding the Fourth Proportional to 518,220.44, 777,358.56 and 163,262.24

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Solution

The fourth proportional to 518,220.44, 777,358.56 and 163,262.24 is: 244,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,220.44 : 777,358.56 = 163,262.24 : x
  2. Step 2: Convert to fraction form
    518,220.44/777,358.56 = 163,262.24/x
  3. Step 3: Cross multiply
    518,220.44x = 777,358.56 × 163,262.24
  4. Step 4: Simplify right side
    518,220.44x = 126,913,299,788.77
  5. Step 5: Solve for x
    x = 126,913,299,788.77/518,220.44
  6. Step 6: Final answer
    x = 244,902.15

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1.5x scale

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.