Home / 477,276.64-658,627.90-270,564.21

Finding the Fourth Proportional to 477,276.64, 658,627.90 and 270,564.21

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Solution

The fourth proportional to 477,276.64, 658,627.90 and 270,564.21 is: 373,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,276.64 : 658,627.90 = 270,564.21 : x
  2. Step 2: Convert to fraction form
    477,276.64/658,627.90 = 270,564.21/x
  3. Step 3: Cross multiply
    477,276.64x = 658,627.90 × 270,564.21
  4. Step 4: Simplify right side
    477,276.64x = 178,201,137,447.46
  5. Step 5: Solve for x
    x = 178,201,137,447.46/477,276.64
  6. Step 6: Final answer
    x = 373,370.75

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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.