Home / 865,773.96-1,297,961.58-360,715.32

Finding the Fourth Proportional to 865,773.96, 1,297,961.58 and 360,715.32

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Solution

The fourth proportional to 865,773.96, 1,297,961.58 and 360,715.32 is: 540,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,773.96 : 1,297,961.58 = 360,715.32 : x
  2. Step 2: Convert to fraction form
    865,773.96/1,297,961.58 = 360,715.32/x
  3. Step 3: Cross multiply
    865,773.96x = 1,297,961.58 × 360,715.32
  4. Step 4: Simplify right side
    865,773.96x = 468,194,626,677.41
  5. Step 5: Solve for x
    x = 468,194,626,677.41/865,773.96
  6. Step 6: Final answer
    x = 540,781.60

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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.