Home / 1,042,988.25-1,565,140.52-443,948.44

Finding the Fourth Proportional to 1,042,988.25, 1,565,140.52 and 443,948.44

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Solution

The fourth proportional to 1,042,988.25, 1,565,140.52 and 443,948.44 is: 666,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,988.25 : 1,565,140.52 = 443,948.44 : x
  2. Step 2: Convert to fraction form
    1,042,988.25/1,565,140.52 = 443,948.44/x
  3. Step 3: Cross multiply
    1,042,988.25x = 1,565,140.52 × 443,948.44
  4. Step 4: Simplify right side
    1,042,988.25x = 694,841,695,037.77
  5. Step 5: Solve for x
    x = 694,841,695,037.77/1,042,988.25
  6. Step 6: Final answer
    x = 666,202.81

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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.