Home / 459,017.75-633,422.53-255,082.43

Finding the Fourth Proportional to 459,017.75, 633,422.53 and 255,082.43

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Solution

The fourth proportional to 459,017.75, 633,422.53 and 255,082.43 is: 352,001.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,017.75 : 633,422.53 = 255,082.43 : x
  2. Step 2: Convert to fraction form
    459,017.75/633,422.53 = 255,082.43/x
  3. Step 3: Cross multiply
    459,017.75x = 633,422.53 × 255,082.43
  4. Step 4: Simplify right side
    459,017.75x = 161,574,960,071.56
  5. Step 5: Solve for x
    x = 161,574,960,071.56/459,017.75
  6. Step 6: Final answer
    x = 352,001.55

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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.