Home / 761,232.83-1,050,613.20-438,879.96

Finding the Fourth Proportional to 761,232.83, 1,050,613.20 and 438,879.96

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Solution

The fourth proportional to 761,232.83, 1,050,613.20 and 438,879.96 is: 605,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,232.83 : 1,050,613.20 = 438,879.96 : x
  2. Step 2: Convert to fraction form
    761,232.83/1,050,613.20 = 438,879.96/x
  3. Step 3: Cross multiply
    761,232.83x = 1,050,613.20 × 438,879.96
  4. Step 4: Simplify right side
    761,232.83x = 461,093,079,191.47
  5. Step 5: Solve for x
    x = 461,093,079,191.47/761,232.83
  6. Step 6: Final answer
    x = 605,718.86

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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.