Home / 283,868.14-391,720.10-162,924.30

Finding the Fourth Proportional to 283,868.14, 391,720.10 and 162,924.30

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Solution

The fourth proportional to 283,868.14, 391,720.10 and 162,924.30 is: 224,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,868.14 : 391,720.10 = 162,924.30 : x
  2. Step 2: Convert to fraction form
    283,868.14/391,720.10 = 162,924.30/x
  3. Step 3: Cross multiply
    283,868.14x = 391,720.10 × 162,924.30
  4. Step 4: Simplify right side
    283,868.14x = 63,820,723,088.43
  5. Step 5: Solve for x
    x = 63,820,723,088.43/283,868.14
  6. Step 6: Final answer
    x = 224,825.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.