Home / 834,347.61-1,251,520.81-301,744.46

Finding the Fourth Proportional to 834,347.61, 1,251,520.81 and 301,744.46

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Solution

The fourth proportional to 834,347.61, 1,251,520.81 and 301,744.46 is: 452,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,347.61 : 1,251,520.81 = 301,744.46 : x
  2. Step 2: Convert to fraction form
    834,347.61/1,251,520.81 = 301,744.46/x
  3. Step 3: Cross multiply
    834,347.61x = 1,251,520.81 × 301,744.46
  4. Step 4: Simplify right side
    834,347.61x = 377,639,473,366.65
  5. Step 5: Solve for x
    x = 377,639,473,366.65/834,347.61
  6. Step 6: Final answer
    x = 452,616.47

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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.