Home / 770,745.17-1,156,216.17-297,565.85

Finding the Fourth Proportional to 770,745.17, 1,156,216.17 and 297,565.85

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Solution

The fourth proportional to 770,745.17, 1,156,216.17 and 297,565.85 is: 446,386.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,745.17 : 1,156,216.17 = 297,565.85 : x
  2. Step 2: Convert to fraction form
    770,745.17/1,156,216.17 = 297,565.85/x
  3. Step 3: Cross multiply
    770,745.17x = 1,156,216.17 × 297,565.85
  4. Step 4: Simplify right side
    770,745.17x = 344,050,451,416.21
  5. Step 5: Solve for x
    x = 344,050,451,416.21/770,745.17
  6. Step 6: Final answer
    x = 446,386.77

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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.