Home / 1,143,541.26-1,715,325.30-344,829.78

Finding the Fourth Proportional to 1,143,541.26, 1,715,325.30 and 344,829.78

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Solution

The fourth proportional to 1,143,541.26, 1,715,325.30 and 344,829.78 is: 517,248.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,541.26 : 1,715,325.30 = 344,829.78 : x
  2. Step 2: Convert to fraction form
    1,143,541.26/1,715,325.30 = 344,829.78/x
  3. Step 3: Cross multiply
    1,143,541.26x = 1,715,325.30 × 344,829.78
  4. Step 4: Simplify right side
    1,143,541.26x = 591,495,245,827.43
  5. Step 5: Solve for x
    x = 591,495,245,827.43/1,143,541.26
  6. Step 6: Final answer
    x = 517,248.71

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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.