Home / 477,275.64-658,626.53-270,563.21

Finding the Fourth Proportional to 477,275.64, 658,626.53 and 270,563.21

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Solution

The fourth proportional to 477,275.64, 658,626.53 and 270,563.21 is: 373,369.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,275.64 : 658,626.53 = 270,563.21 : x
  2. Step 2: Convert to fraction form
    477,275.64/658,626.53 = 270,563.21/x
  3. Step 3: Cross multiply
    477,275.64x = 658,626.53 × 270,563.21
  4. Step 4: Simplify right side
    477,275.64x = 178,200,103,502.01
  5. Step 5: Solve for x
    x = 178,200,103,502.01/477,275.64
  6. Step 6: Final answer
    x = 373,369.37

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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.