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Finding the Fourth Proportional to 314,165.22, 433,549.88 and 170,926.28

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Solution

The fourth proportional to 314,165.22, 433,549.88 and 170,926.28 is: 235,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,165.22 : 433,549.88 = 170,926.28 : x
  2. Step 2: Convert to fraction form
    314,165.22/433,549.88 = 170,926.28/x
  3. Step 3: Cross multiply
    314,165.22x = 433,549.88 × 170,926.28
  4. Step 4: Simplify right side
    314,165.22x = 74,105,068,182.85
  5. Step 5: Solve for x
    x = 74,105,068,182.85/314,165.22
  6. Step 6: Final answer
    x = 235,879.29

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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.