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Finding the Fourth Proportional to 416,849.23, 575,262.64 and 255,793.29

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Solution

The fourth proportional to 416,849.23, 575,262.64 and 255,793.29 is: 353,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,849.23 : 575,262.64 = 255,793.29 : x
  2. Step 2: Convert to fraction form
    416,849.23/575,262.64 = 255,793.29/x
  3. Step 3: Cross multiply
    416,849.23x = 575,262.64 × 255,793.29
  4. Step 4: Simplify right side
    416,849.23x = 147,148,323,299.69
  5. Step 5: Solve for x
    x = 147,148,323,299.69/416,849.23
  6. Step 6: Final answer
    x = 353,001.31

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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.