Home / 792,045.90-1,185,444.45-729,060.30

Finding the Fourth Proportional to 792,045.90, 1,185,444.45 and 729,060.30

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Solution

The fourth proportional to 792,045.90, 1,185,444.45 and 729,060.30 is: 1,091,174.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,045.90 : 1,185,444.45 = 729,060.30 : x
  2. Step 2: Convert to fraction form
    792,045.90/1,185,444.45 = 729,060.30/x
  3. Step 3: Cross multiply
    792,045.90x = 1,185,444.45 × 729,060.30
  4. Step 4: Simplify right side
    792,045.90x = 864,260,486,350.34
  5. Step 5: Solve for x
    x = 864,260,486,350.34/792,045.90
  6. Step 6: Final answer
    x = 1,091,174.75

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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.