Home / 649,474.67-973,962.90-222,931.04

Finding the Fourth Proportional to 649,474.67, 973,962.90 and 222,931.04

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Solution

The fourth proportional to 649,474.67, 973,962.90 and 222,931.04 is: 334,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,474.67 : 973,962.90 = 222,931.04 : x
  2. Step 2: Convert to fraction form
    649,474.67/973,962.90 = 222,931.04/x
  3. Step 3: Cross multiply
    649,474.67x = 973,962.90 × 222,931.04
  4. Step 4: Simplify right side
    649,474.67x = 217,126,557,348.60
  5. Step 5: Solve for x
    x = 217,126,557,348.60/649,474.67
  6. Step 6: Final answer
    x = 334,311.05

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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.