Home / 822,337.50-1,233,687.69-349,427.10

Finding the Fourth Proportional to 822,337.50, 1,233,687.69 and 349,427.10

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Solution

The fourth proportional to 822,337.50, 1,233,687.69 and 349,427.10 is: 524,217.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,337.50 : 1,233,687.69 = 349,427.10 : x
  2. Step 2: Convert to fraction form
    822,337.50/1,233,687.69 = 349,427.10/x
  3. Step 3: Cross multiply
    822,337.50x = 1,233,687.69 × 349,427.10
  4. Step 4: Simplify right side
    822,337.50x = 431,083,911,822.40
  5. Step 5: Solve for x
    x = 431,083,911,822.40/822,337.50
  6. Step 6: Final answer
    x = 524,217.75

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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.