Home / 408,949.44-564,822.60-272,746.74

Finding the Fourth Proportional to 408,949.44, 564,822.60 and 272,746.74

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Solution

The fourth proportional to 408,949.44, 564,822.60 and 272,746.74 is: 376,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,949.44 : 564,822.60 = 272,746.74 : x
  2. Step 2: Convert to fraction form
    408,949.44/564,822.60 = 272,746.74/x
  3. Step 3: Cross multiply
    408,949.44x = 564,822.60 × 272,746.74
  4. Step 4: Simplify right side
    408,949.44x = 154,053,522,828.32
  5. Step 5: Solve for x
    x = 154,053,522,828.32/408,949.44
  6. Step 6: Final answer
    x = 376,705.55

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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.