Home / 844,120.81-1,164,879.48-456,934.33

Finding the Fourth Proportional to 844,120.81, 1,164,879.48 and 456,934.33

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Solution

The fourth proportional to 844,120.81, 1,164,879.48 and 456,934.33 is: 630,565.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,120.81 : 1,164,879.48 = 456,934.33 : x
  2. Step 2: Convert to fraction form
    844,120.81/1,164,879.48 = 456,934.33/x
  3. Step 3: Cross multiply
    844,120.81x = 1,164,879.48 × 456,934.33
  4. Step 4: Simplify right side
    844,120.81x = 532,273,424,724.55
  5. Step 5: Solve for x
    x = 532,273,424,724.55/844,120.81
  6. Step 6: Final answer
    x = 630,565.46

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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.