Home / 1,252,961.04-1,879,441.56-306,320.52

Finding the Fourth Proportional to 1,252,961.04, 1,879,441.56 and 306,320.52

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Solution

The fourth proportional to 1,252,961.04, 1,879,441.56 and 306,320.52 is: 459,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,961.04 : 1,879,441.56 = 306,320.52 : x
  2. Step 2: Convert to fraction form
    1,252,961.04/1,879,441.56 = 306,320.52/x
  3. Step 3: Cross multiply
    1,252,961.04x = 1,879,441.56 × 306,320.52
  4. Step 4: Simplify right side
    1,252,961.04x = 575,711,515,968.81
  5. Step 5: Solve for x
    x = 575,711,515,968.81/1,252,961.04
  6. Step 6: Final answer
    x = 459,480.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.