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Finding the Fourth Proportional to 314,250.69, 433,665.15 and 171,010.70

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Solution

The fourth proportional to 314,250.69, 433,665.15 and 171,010.70 is: 235,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,250.69 : 433,665.15 = 171,010.70 : x
  2. Step 2: Convert to fraction form
    314,250.69/433,665.15 = 171,010.70/x
  3. Step 3: Cross multiply
    314,250.69x = 433,665.15 × 171,010.70
  4. Step 4: Simplify right side
    314,250.69x = 74,161,380,867.11
  5. Step 5: Solve for x
    x = 74,161,380,867.11/314,250.69
  6. Step 6: Final answer
    x = 235,994.33

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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.