Home / 542,966.85-749,294.35-301,248.84

Finding the Fourth Proportional to 542,966.85, 749,294.35 and 301,248.84

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Solution

The fourth proportional to 542,966.85, 749,294.35 and 301,248.84 is: 415,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,966.85 : 749,294.35 = 301,248.84 : x
  2. Step 2: Convert to fraction form
    542,966.85/749,294.35 = 301,248.84/x
  3. Step 3: Cross multiply
    542,966.85x = 749,294.35 × 301,248.84
  4. Step 4: Simplify right side
    542,966.85x = 225,724,050,376.57
  5. Step 5: Solve for x
    x = 225,724,050,376.57/542,966.85
  6. Step 6: Final answer
    x = 415,723.45

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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.