Home / 843,274.83-1,262,885.25-482,351.40

Finding the Fourth Proportional to 843,274.83, 1,262,885.25 and 482,351.40

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Solution

The fourth proportional to 843,274.83, 1,262,885.25 and 482,351.40 is: 722,367.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,274.83 : 1,262,885.25 = 482,351.40 : x
  2. Step 2: Convert to fraction form
    843,274.83/1,262,885.25 = 482,351.40/x
  3. Step 3: Cross multiply
    843,274.83x = 1,262,885.25 × 482,351.40
  4. Step 4: Simplify right side
    843,274.83x = 609,154,468,376.85
  5. Step 5: Solve for x
    x = 609,154,468,376.85/843,274.83
  6. Step 6: Final answer
    x = 722,367.66

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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.