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Finding the Fourth Proportional to 341,486.20, 471,031.02 and 207,350.20

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Solution

The fourth proportional to 341,486.20, 471,031.02 and 207,350.20 is: 286,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,486.20 : 471,031.02 = 207,350.20 : x
  2. Step 2: Convert to fraction form
    341,486.20/471,031.02 = 207,350.20/x
  3. Step 3: Cross multiply
    341,486.20x = 471,031.02 × 207,350.20
  4. Step 4: Simplify right side
    341,486.20x = 97,668,376,203.20
  5. Step 5: Solve for x
    x = 97,668,376,203.20/341,486.20
  6. Step 6: Final answer
    x = 286,009.73

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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.