Home / 459,463.23-633,966.35-268,439.72

Finding the Fourth Proportional to 459,463.23, 633,966.35 and 268,439.72

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Solution

The fourth proportional to 459,463.23, 633,966.35 and 268,439.72 is: 370,392.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,463.23 : 633,966.35 = 268,439.72 : x
  2. Step 2: Convert to fraction form
    459,463.23/633,966.35 = 268,439.72/x
  3. Step 3: Cross multiply
    459,463.23x = 633,966.35 × 268,439.72
  4. Step 4: Simplify right side
    459,463.23x = 170,181,744,971.39
  5. Step 5: Solve for x
    x = 170,181,744,971.39/459,463.23
  6. Step 6: Final answer
    x = 370,392.52

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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.