Home / 423,851.28-584,928.72-232,878.48

Finding the Fourth Proportional to 423,851.28, 584,928.72 and 232,878.48

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Solution

The fourth proportional to 423,851.28, 584,928.72 and 232,878.48 is: 321,379.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,851.28 : 584,928.72 = 232,878.48 : x
  2. Step 2: Convert to fraction form
    423,851.28/584,928.72 = 232,878.48/x
  3. Step 3: Cross multiply
    423,851.28x = 584,928.72 × 232,878.48
  4. Step 4: Simplify right side
    423,851.28x = 136,217,311,221.95
  5. Step 5: Solve for x
    x = 136,217,311,221.95/423,851.28
  6. Step 6: Final answer
    x = 321,379.97

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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.