Home / 955,822.38-1,433,737.34-387,214.23

Finding the Fourth Proportional to 955,822.38, 1,433,737.34 and 387,214.23

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Solution

The fourth proportional to 955,822.38, 1,433,737.34 and 387,214.23 is: 580,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,822.38 : 1,433,737.34 = 387,214.23 : x
  2. Step 2: Convert to fraction form
    955,822.38/1,433,737.34 = 387,214.23/x
  3. Step 3: Cross multiply
    955,822.38x = 1,433,737.34 × 387,214.23
  4. Step 4: Simplify right side
    955,822.38x = 555,163,499,901.42
  5. Step 5: Solve for x
    x = 555,163,499,901.42/955,822.38
  6. Step 6: Final answer
    x = 580,822.87

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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.