Home / 497,025.60-685,903.20-270,670.92

Finding the Fourth Proportional to 497,025.60, 685,903.20 and 270,670.92

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Solution

The fourth proportional to 497,025.60, 685,903.20 and 270,670.92 is: 373,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,025.60 : 685,903.20 = 270,670.92 : x
  2. Step 2: Convert to fraction form
    497,025.60/685,903.20 = 270,670.92/x
  3. Step 3: Cross multiply
    497,025.60x = 685,903.20 × 270,670.92
  4. Step 4: Simplify right side
    497,025.60x = 185,654,050,174.94
  5. Step 5: Solve for x
    x = 185,654,050,174.94/497,025.60
  6. Step 6: Final answer
    x = 373,530.16

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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.