Home / 442,188.20-663,282.30-146,700.20

Finding the Fourth Proportional to 442,188.20, 663,282.30 and 146,700.20

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Solution

The fourth proportional to 442,188.20, 663,282.30 and 146,700.20 is: 220,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,188.20 : 663,282.30 = 146,700.20 : x
  2. Step 2: Convert to fraction form
    442,188.20/663,282.30 = 146,700.20/x
  3. Step 3: Cross multiply
    442,188.20x = 663,282.30 × 146,700.20
  4. Step 4: Simplify right side
    442,188.20x = 97,303,646,066.46
  5. Step 5: Solve for x
    x = 97,303,646,066.46/442,188.20
  6. Step 6: Final answer
    x = 220,050.30

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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.