Home / 838,297.91-1,257,536.40-358,575.34

Finding the Fourth Proportional to 838,297.91, 1,257,536.40 and 358,575.34

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Solution

The fourth proportional to 838,297.91, 1,257,536.40 and 358,575.34 is: 537,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,297.91 : 1,257,536.40 = 358,575.34 : x
  2. Step 2: Convert to fraction form
    838,297.91/1,257,536.40 = 358,575.34/x
  3. Step 3: Cross multiply
    838,297.91x = 1,257,536.40 × 358,575.34
  4. Step 4: Simplify right side
    838,297.91x = 450,921,542,192.38
  5. Step 5: Solve for x
    x = 450,921,542,192.38/838,297.91
  6. Step 6: Final answer
    x = 537,901.31

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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.