Home / 557,773.12-836,510.23-242,155

Finding the Fourth Proportional to 557,773.12, 836,510.23 and 242,155

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Solution

The fourth proportional to 557,773.12, 836,510.23 and 242,155 is: 363,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,773.12 : 836,510.23 = 242,155 : x
  2. Step 2: Convert to fraction form
    557,773.12/836,510.23 = 242,155/x
  3. Step 3: Cross multiply
    557,773.12x = 836,510.23 × 242,155
  4. Step 4: Simplify right side
    557,773.12x = 202,565,134,745.65
  5. Step 5: Solve for x
    x = 202,565,134,745.65/557,773.12
  6. Step 6: Final answer
    x = 363,167.62

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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.