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Finding the Fourth Proportional to 341,526.20, 471,086.22 and 207,390.20

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Solution

The fourth proportional to 341,526.20, 471,086.22 and 207,390.20 is: 286,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,526.20 : 471,086.22 = 207,390.20 : x
  2. Step 2: Convert to fraction form
    341,526.20/471,086.22 = 207,390.20/x
  3. Step 3: Cross multiply
    341,526.20x = 471,086.22 × 207,390.20
  4. Step 4: Simplify right side
    341,526.20x = 97,698,665,383.04
  5. Step 5: Solve for x
    x = 97,698,665,383.04/341,526.20
  6. Step 6: Final answer
    x = 286,064.92

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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.