Home / 728,277.07-1,092,415.59-229,641.07

Finding the Fourth Proportional to 728,277.07, 1,092,415.59 and 229,641.07

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Solution

The fourth proportional to 728,277.07, 1,092,415.59 and 229,641.07 is: 344,461.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,277.07 : 1,092,415.59 = 229,641.07 : x
  2. Step 2: Convert to fraction form
    728,277.07/1,092,415.59 = 229,641.07/x
  3. Step 3: Cross multiply
    728,277.07x = 1,092,415.59 × 229,641.07
  4. Step 4: Simplify right side
    728,277.07x = 250,863,484,972.28
  5. Step 5: Solve for x
    x = 250,863,484,972.28/728,277.07
  6. Step 6: Final answer
    x = 344,461.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.