Home / 459,784.32-634,407.27-268,760.76

Finding the Fourth Proportional to 459,784.32, 634,407.27 and 268,760.76

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Solution

The fourth proportional to 459,784.32, 634,407.27 and 268,760.76 is: 370,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,784.32 : 634,407.27 = 268,760.76 : x
  2. Step 2: Convert to fraction form
    459,784.32/634,407.27 = 268,760.76/x
  3. Step 3: Cross multiply
    459,784.32x = 634,407.27 × 268,760.76
  4. Step 4: Simplify right side
    459,784.32x = 170,503,780,034.73
  5. Step 5: Solve for x
    x = 170,503,780,034.73/459,784.32
  6. Step 6: Final answer
    x = 370,834.26

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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.