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Finding the Fourth Proportional to 243,374.40, 364,342.76 and 179,772.18

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Solution

The fourth proportional to 243,374.40, 364,342.76 and 179,772.18 is: 269,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,374.40 : 364,342.76 = 179,772.18 : x
  2. Step 2: Convert to fraction form
    243,374.40/364,342.76 = 179,772.18/x
  3. Step 3: Cross multiply
    243,374.40x = 364,342.76 × 179,772.18
  4. Step 4: Simplify right side
    243,374.40x = 65,498,692,232.42
  5. Step 5: Solve for x
    x = 65,498,692,232.42/243,374.40
  6. Step 6: Final answer
    x = 269,127.29

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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.