Home / 838,614.77-1,257,933.08-239,595.47

Finding the Fourth Proportional to 838,614.77, 1,257,933.08 and 239,595.47

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Solution

The fourth proportional to 838,614.77, 1,257,933.08 and 239,595.47 is: 359,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,614.77 : 1,257,933.08 = 239,595.47 : x
  2. Step 2: Convert to fraction form
    838,614.77/1,257,933.08 = 239,595.47/x
  3. Step 3: Cross multiply
    838,614.77x = 1,257,933.08 × 239,595.47
  4. Step 4: Simplify right side
    838,614.77x = 301,395,061,241.48
  5. Step 5: Solve for x
    x = 301,395,061,241.48/838,614.77
  6. Step 6: Final answer
    x = 359,396.32

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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.