Home / 423,927.27-584,435.05-338,177.28

Finding the Fourth Proportional to 423,927.27, 584,435.05 and 338,177.28

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Solution

The fourth proportional to 423,927.27, 584,435.05 and 338,177.28 is: 466,218.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,927.27 : 584,435.05 = 338,177.28 : x
  2. Step 2: Convert to fraction form
    423,927.27/584,435.05 = 338,177.28/x
  3. Step 3: Cross multiply
    423,927.27x = 584,435.05 × 338,177.28
  4. Step 4: Simplify right side
    423,927.27x = 197,642,653,604.41
  5. Step 5: Solve for x
    x = 197,642,653,604.41/423,927.27
  6. Step 6: Final answer
    x = 466,218.31

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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.