Home / 1,038,790.38-1,558,242.27-328,765.44

Finding the Fourth Proportional to 1,038,790.38, 1,558,242.27 and 328,765.44

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Solution

The fourth proportional to 1,038,790.38, 1,558,242.27 and 328,765.44 is: 493,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,790.38 : 1,558,242.27 = 328,765.44 : x
  2. Step 2: Convert to fraction form
    1,038,790.38/1,558,242.27 = 328,765.44/x
  3. Step 3: Cross multiply
    1,038,790.38x = 1,558,242.27 × 328,765.44
  4. Step 4: Simplify right side
    1,038,790.38x = 512,296,205,523.15
  5. Step 5: Solve for x
    x = 512,296,205,523.15/1,038,790.38
  6. Step 6: Final answer
    x = 493,166.10

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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.