Home / 639,244.32-958,560.12-302,004.24

Finding the Fourth Proportional to 639,244.32, 958,560.12 and 302,004.24

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Solution

The fourth proportional to 639,244.32, 958,560.12 and 302,004.24 is: 452,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,244.32 : 958,560.12 = 302,004.24 : x
  2. Step 2: Convert to fraction form
    639,244.32/958,560.12 = 302,004.24/x
  3. Step 3: Cross multiply
    639,244.32x = 958,560.12 × 302,004.24
  4. Step 4: Simplify right side
    639,244.32x = 289,489,220,534.91
  5. Step 5: Solve for x
    x = 289,489,220,534.91/639,244.32
  6. Step 6: Final answer
    x = 452,861.62

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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.