Home / 542,925.27-749,326.81-301,285.46

Finding the Fourth Proportional to 542,925.27, 749,326.81 and 301,285.46

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Solution

The fourth proportional to 542,925.27, 749,326.81 and 301,285.46 is: 415,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,925.27 : 749,326.81 = 301,285.46 : x
  2. Step 2: Convert to fraction form
    542,925.27/749,326.81 = 301,285.46/x
  3. Step 3: Cross multiply
    542,925.27x = 749,326.81 × 301,285.46
  4. Step 4: Simplify right side
    542,925.27x = 225,761,272,641.18
  5. Step 5: Solve for x
    x = 225,761,272,641.18/542,925.27
  6. Step 6: Final answer
    x = 415,823.84

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1.5x scale

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.