Home / 317,799.95-476,294.51-148,947.76

Finding the Fourth Proportional to 317,799.95, 476,294.51 and 148,947.76

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Solution

The fourth proportional to 317,799.95, 476,294.51 and 148,947.76 is: 223,231.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,799.95 : 476,294.51 = 148,947.76 : x
  2. Step 2: Convert to fraction form
    317,799.95/476,294.51 = 148,947.76/x
  3. Step 3: Cross multiply
    317,799.95x = 476,294.51 × 148,947.76
  4. Step 4: Simplify right side
    317,799.95x = 70,942,999,546.43
  5. Step 5: Solve for x
    x = 70,942,999,546.43/317,799.95
  6. Step 6: Final answer
    x = 223,231.62

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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.