Home / 822,975.40-1,234,247.10-349,417

Finding the Fourth Proportional to 822,975.40, 1,234,247.10 and 349,417

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Solution

The fourth proportional to 822,975.40, 1,234,247.10 and 349,417 is: 524,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,975.40 : 1,234,247.10 = 349,417 : x
  2. Step 2: Convert to fraction form
    822,975.40/1,234,247.10 = 349,417/x
  3. Step 3: Cross multiply
    822,975.40x = 1,234,247.10 × 349,417
  4. Step 4: Simplify right side
    822,975.40x = 431,266,918,940.70
  5. Step 5: Solve for x
    x = 431,266,918,940.70/822,975.40
  6. Step 6: Final answer
    x = 524,033.79

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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.