Home / 854,970.40-1,282,153.20-293,874.40

Finding the Fourth Proportional to 854,970.40, 1,282,153.20 and 293,874.40

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Solution

The fourth proportional to 854,970.40, 1,282,153.20 and 293,874.40 is: 440,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,970.40 : 1,282,153.20 = 293,874.40 : x
  2. Step 2: Convert to fraction form
    854,970.40/1,282,153.20 = 293,874.40/x
  3. Step 3: Cross multiply
    854,970.40x = 1,282,153.20 × 293,874.40
  4. Step 4: Simplify right side
    854,970.40x = 376,792,002,358.08
  5. Step 5: Solve for x
    x = 376,792,002,358.08/854,970.40
  6. Step 6: Final answer
    x = 440,707.66

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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.