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Finding the Fourth Proportional to 475,788.28, 713,682.96 and 160,218.76

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Solution

The fourth proportional to 475,788.28, 713,682.96 and 160,218.76 is: 240,328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,788.28 : 713,682.96 = 160,218.76 : x
  2. Step 2: Convert to fraction form
    475,788.28/713,682.96 = 160,218.76/x
  3. Step 3: Cross multiply
    475,788.28x = 713,682.96 × 160,218.76
  4. Step 4: Simplify right side
    475,788.28x = 114,345,398,884.33
  5. Step 5: Solve for x
    x = 114,345,398,884.33/475,788.28
  6. Step 6: Final answer
    x = 240,328.32

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1.5x scale

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.