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Finding the Fourth Proportional to 314,112.18, 433,474.47 and 170,871.87

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Solution

The fourth proportional to 314,112.18, 433,474.47 and 170,871.87 is: 235,803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,112.18 : 433,474.47 = 170,871.87 : x
  2. Step 2: Convert to fraction form
    314,112.18/433,474.47 = 170,871.87/x
  3. Step 3: Cross multiply
    314,112.18x = 433,474.47 × 170,871.87
  4. Step 4: Simplify right side
    314,112.18x = 74,068,593,286.16
  5. Step 5: Solve for x
    x = 74,068,593,286.16/314,112.18
  6. Step 6: Final answer
    x = 235,803.00

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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.