Home / 477,350.08-658,720.55-262,499.20

Finding the Fourth Proportional to 477,350.08, 658,720.55 and 262,499.20

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Solution

The fourth proportional to 477,350.08, 658,720.55 and 262,499.20 is: 362,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,350.08 : 658,720.55 = 262,499.20 : x
  2. Step 2: Convert to fraction form
    477,350.08/658,720.55 = 262,499.20/x
  3. Step 3: Cross multiply
    477,350.08x = 658,720.55 × 262,499.20
  4. Step 4: Simplify right side
    477,350.08x = 172,913,617,398.56
  5. Step 5: Solve for x
    x = 172,913,617,398.56/477,350.08
  6. Step 6: Final answer
    x = 362,236.49

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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.