Home / 459,016.79-633,430.49-255,062.43

Finding the Fourth Proportional to 459,016.79, 633,430.49 and 255,062.43

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Solution

The fourth proportional to 459,016.79, 633,430.49 and 255,062.43 is: 351,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,016.79 : 633,430.49 = 255,062.43 : x
  2. Step 2: Convert to fraction form
    459,016.79/633,430.49 = 255,062.43/x
  3. Step 3: Cross multiply
    459,016.79x = 633,430.49 × 255,062.43
  4. Step 4: Simplify right side
    459,016.79x = 161,564,318,740.18
  5. Step 5: Solve for x
    x = 161,564,318,740.18/459,016.79
  6. Step 6: Final answer
    x = 351,979.11

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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.