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Finding the Fourth Proportional to 314,593.08, 471,010.38 and 169,980.90

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Solution

The fourth proportional to 314,593.08, 471,010.38 and 169,980.90 is: 254,496.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,593.08 : 471,010.38 = 169,980.90 : x
  2. Step 2: Convert to fraction form
    314,593.08/471,010.38 = 169,980.90/x
  3. Step 3: Cross multiply
    314,593.08x = 471,010.38 × 169,980.90
  4. Step 4: Simplify right side
    314,593.08x = 80,062,768,301.74
  5. Step 5: Solve for x
    x = 80,062,768,301.74/314,593.08
  6. Step 6: Final answer
    x = 254,496.28

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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.