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Finding the Fourth Proportional to 360,595.14, 497,587.80 and 199,446.72

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Solution

The fourth proportional to 360,595.14, 497,587.80 and 199,446.72 is: 275,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,595.14 : 497,587.80 = 199,446.72 : x
  2. Step 2: Convert to fraction form
    360,595.14/497,587.80 = 199,446.72/x
  3. Step 3: Cross multiply
    360,595.14x = 497,587.80 × 199,446.72
  4. Step 4: Simplify right side
    360,595.14x = 99,242,254,622.02
  5. Step 5: Solve for x
    x = 99,242,254,622.02/360,595.14
  6. Step 6: Final answer
    x = 275,217.95

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1.5x scale

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.