Home / 314,019.12-433,354.56-170,787.60

Finding the Fourth Proportional to 314,019.12, 433,354.56 and 170,787.60

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Solution

The fourth proportional to 314,019.12, 433,354.56 and 170,787.60 is: 235,691.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,019.12 : 433,354.56 = 170,787.60 : x
  2. Step 2: Convert to fraction form
    314,019.12/433,354.56 = 170,787.60/x
  3. Step 3: Cross multiply
    314,019.12x = 433,354.56 × 170,787.60
  4. Step 4: Simplify right side
    314,019.12x = 74,011,585,251.46
  5. Step 5: Solve for x
    x = 74,011,585,251.46/314,019.12
  6. Step 6: Final answer
    x = 235,691.33

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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.