Home / 865,463.76-1,297,035.22-673,569.90

Finding the Fourth Proportional to 865,463.76, 1,297,035.22 and 673,569.90

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Solution

The fourth proportional to 865,463.76, 1,297,035.22 and 673,569.90 is: 1,009,451.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,463.76 : 1,297,035.22 = 673,569.90 : x
  2. Step 2: Convert to fraction form
    865,463.76/1,297,035.22 = 673,569.90/x
  3. Step 3: Cross multiply
    865,463.76x = 1,297,035.22 × 673,569.90
  4. Step 4: Simplify right side
    865,463.76x = 873,643,880,578.96
  5. Step 5: Solve for x
    x = 873,643,880,578.96/865,463.76
  6. Step 6: Final answer
    x = 1,009,451.72

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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.