Home / 309,734.20-464,601.30-247,526.20

Finding the Fourth Proportional to 309,734.20, 464,601.30 and 247,526.20

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Solution

The fourth proportional to 309,734.20, 464,601.30 and 247,526.20 is: 371,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,734.20 : 464,601.30 = 247,526.20 : x
  2. Step 2: Convert to fraction form
    309,734.20/464,601.30 = 247,526.20/x
  3. Step 3: Cross multiply
    309,734.20x = 464,601.30 × 247,526.20
  4. Step 4: Simplify right side
    309,734.20x = 115,000,994,304.06
  5. Step 5: Solve for x
    x = 115,000,994,304.06/309,734.20
  6. Step 6: Final answer
    x = 371,289.30

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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.