Home / 834,404.64-1,251,655.35-322,072.71

Finding the Fourth Proportional to 834,404.64, 1,251,655.35 and 322,072.71

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Solution

The fourth proportional to 834,404.64, 1,251,655.35 and 322,072.71 is: 483,127.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,404.64 : 1,251,655.35 = 322,072.71 : x
  2. Step 2: Convert to fraction form
    834,404.64/1,251,655.35 = 322,072.71/x
  3. Step 3: Cross multiply
    834,404.64x = 1,251,655.35 × 322,072.71
  4. Step 4: Simplify right side
    834,404.64x = 403,124,030,560.50
  5. Step 5: Solve for x
    x = 403,124,030,560.50/834,404.64
  6. Step 6: Final answer
    x = 483,127.74

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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.