Home / 834,526.62-1,251,945.54-379,149.74

Finding the Fourth Proportional to 834,526.62, 1,251,945.54 and 379,149.74

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Solution

The fourth proportional to 834,526.62, 1,251,945.54 and 379,149.74 is: 568,795.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,526.62 : 1,251,945.54 = 379,149.74 : x
  2. Step 2: Convert to fraction form
    834,526.62/1,251,945.54 = 379,149.74/x
  3. Step 3: Cross multiply
    834,526.62x = 1,251,945.54 × 379,149.74
  4. Step 4: Simplify right side
    834,526.62x = 474,674,825,985.16
  5. Step 5: Solve for x
    x = 474,674,825,985.16/834,526.62
  6. Step 6: Final answer
    x = 568,795.31

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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.