Home / 822,187.24-1,134,801.30-499,829

Finding the Fourth Proportional to 822,187.24, 1,134,801.30 and 499,829

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Solution

The fourth proportional to 822,187.24, 1,134,801.30 and 499,829 is: 689,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,187.24 : 1,134,801.30 = 499,829 : x
  2. Step 2: Convert to fraction form
    822,187.24/1,134,801.30 = 499,829/x
  3. Step 3: Cross multiply
    822,187.24x = 1,134,801.30 × 499,829
  4. Step 4: Simplify right side
    822,187.24x = 567,206,598,977.70
  5. Step 5: Solve for x
    x = 567,206,598,977.70/822,187.24
  6. Step 6: Final answer
    x = 689,875.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.