Home / 822,835.40-1,234,011.18-349,517

Finding the Fourth Proportional to 822,835.40, 1,234,011.18 and 349,517

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Solution

The fourth proportional to 822,835.40, 1,234,011.18 and 349,517 is: 524,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,835.40 : 1,234,011.18 = 349,517 : x
  2. Step 2: Convert to fraction form
    822,835.40/1,234,011.18 = 349,517/x
  3. Step 3: Cross multiply
    822,835.40x = 1,234,011.18 × 349,517
  4. Step 4: Simplify right side
    822,835.40x = 431,307,885,600.06
  5. Step 5: Solve for x
    x = 431,307,885,600.06/822,835.40
  6. Step 6: Final answer
    x = 524,172.74

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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.