Home / 297,961.60-410,784.51-202,302.22

Finding the Fourth Proportional to 297,961.60, 410,784.51 and 202,302.22

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Solution

The fourth proportional to 297,961.60, 410,784.51 and 202,302.22 is: 278,903.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,961.60 : 410,784.51 = 202,302.22 : x
  2. Step 2: Convert to fraction form
    297,961.60/410,784.51 = 202,302.22/x
  3. Step 3: Cross multiply
    297,961.60x = 410,784.51 × 202,302.22
  4. Step 4: Simplify right side
    297,961.60x = 83,102,618,314.61
  5. Step 5: Solve for x
    x = 83,102,618,314.61/297,961.60
  6. Step 6: Final answer
    x = 278,903.79

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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.