Home / 418,271.76-577,168.18-236,944.85

Finding the Fourth Proportional to 418,271.76, 577,168.18 and 236,944.85

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Solution

The fourth proportional to 418,271.76, 577,168.18 and 236,944.85 is: 326,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,271.76 : 577,168.18 = 236,944.85 : x
  2. Step 2: Convert to fraction form
    418,271.76/577,168.18 = 236,944.85/x
  3. Step 3: Cross multiply
    418,271.76x = 577,168.18 × 236,944.85
  4. Step 4: Simplify right side
    418,271.76x = 136,757,027,834.87
  5. Step 5: Solve for x
    x = 136,757,027,834.87/418,271.76
  6. Step 6: Final answer
    x = 326,957.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.