Home / 482,946.18-666,432.38-268,069.32

Finding the Fourth Proportional to 482,946.18, 666,432.38 and 268,069.32

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Solution

The fourth proportional to 482,946.18, 666,432.38 and 268,069.32 is: 369,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,946.18 : 666,432.38 = 268,069.32 : x
  2. Step 2: Convert to fraction form
    482,946.18/666,432.38 = 268,069.32/x
  3. Step 3: Cross multiply
    482,946.18x = 666,432.38 × 268,069.32
  4. Step 4: Simplify right side
    482,946.18x = 178,650,073,592.24
  5. Step 5: Solve for x
    x = 178,650,073,592.24/482,946.18
  6. Step 6: Final answer
    x = 369,917.15

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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.