Home / 459,932.72-634,728.02-255,996.65

Finding the Fourth Proportional to 459,932.72, 634,728.02 and 255,996.65

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Solution

The fourth proportional to 459,932.72, 634,728.02 and 255,996.65 is: 353,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,932.72 : 634,728.02 = 255,996.65 : x
  2. Step 2: Convert to fraction form
    459,932.72/634,728.02 = 255,996.65/x
  3. Step 3: Cross multiply
    459,932.72x = 634,728.02 × 255,996.65
  4. Step 4: Simplify right side
    459,932.72x = 162,488,247,087.97
  5. Step 5: Solve for x
    x = 162,488,247,087.97/459,932.72
  6. Step 6: Final answer
    x = 353,287.00

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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.