Home / 459,016.16-633,429.63-255,061.85

Finding the Fourth Proportional to 459,016.16, 633,429.63 and 255,061.85

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Solution

The fourth proportional to 459,016.16, 633,429.63 and 255,061.85 is: 351,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,016.16 : 633,429.63 = 255,061.85 : x
  2. Step 2: Convert to fraction form
    459,016.16/633,429.63 = 255,061.85/x
  3. Step 3: Cross multiply
    459,016.16x = 633,429.63 × 255,061.85
  4. Step 4: Simplify right side
    459,016.16x = 161,563,730,105.47
  5. Step 5: Solve for x
    x = 161,563,730,105.47/459,016.16
  6. Step 6: Final answer
    x = 351,978.31

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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.