Home / 426,372.81-588,379.02-235,382.10

Finding the Fourth Proportional to 426,372.81, 588,379.02 and 235,382.10

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Solution

The fourth proportional to 426,372.81, 588,379.02 and 235,382.10 is: 324,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,372.81 : 588,379.02 = 235,382.10 : x
  2. Step 2: Convert to fraction form
    426,372.81/588,379.02 = 235,382.10/x
  3. Step 3: Cross multiply
    426,372.81x = 588,379.02 × 235,382.10
  4. Step 4: Simplify right side
    426,372.81x = 138,493,889,323.54
  5. Step 5: Solve for x
    x = 138,493,889,323.54/426,372.81
  6. Step 6: Final answer
    x = 324,818.76

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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.