Home / 283,669.10-425,503.65-256,021.10

Finding the Fourth Proportional to 283,669.10, 425,503.65 and 256,021.10

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Solution

The fourth proportional to 283,669.10, 425,503.65 and 256,021.10 is: 384,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,669.10 : 425,503.65 = 256,021.10 : x
  2. Step 2: Convert to fraction form
    283,669.10/425,503.65 = 256,021.10/x
  3. Step 3: Cross multiply
    283,669.10x = 425,503.65 × 256,021.10
  4. Step 4: Simplify right side
    283,669.10x = 108,937,912,527.02
  5. Step 5: Solve for x
    x = 108,937,912,527.02/283,669.10
  6. Step 6: Final answer
    x = 384,031.65

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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.