Home / 948,755.16-1,423,600.20-443,350.98

Finding the Fourth Proportional to 948,755.16, 1,423,600.20 and 443,350.98

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Solution

The fourth proportional to 948,755.16, 1,423,600.20 and 443,350.98 is: 665,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,755.16 : 1,423,600.20 = 443,350.98 : x
  2. Step 2: Convert to fraction form
    948,755.16/1,423,600.20 = 443,350.98/x
  3. Step 3: Cross multiply
    948,755.16x = 1,423,600.20 × 443,350.98
  4. Step 4: Simplify right side
    948,755.16x = 631,154,543,798.20
  5. Step 5: Solve for x
    x = 631,154,543,798.20/948,755.16
  6. Step 6: Final answer
    x = 665,244.91

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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.