Home / 542,927.53-749,329.92-301,287.72

Finding the Fourth Proportional to 542,927.53, 749,329.92 and 301,287.72

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Solution

The fourth proportional to 542,927.53, 749,329.92 and 301,287.72 is: 415,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,927.53 : 749,329.92 = 301,287.72 : x
  2. Step 2: Convert to fraction form
    542,927.53/749,329.92 = 301,287.72/x
  3. Step 3: Cross multiply
    542,927.53x = 749,329.92 × 301,287.72
  4. Step 4: Simplify right side
    542,927.53x = 225,763,903,124.58
  5. Step 5: Solve for x
    x = 225,763,903,124.58/542,927.53
  6. Step 6: Final answer
    x = 415,826.96

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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.