Home / 1,252,965.04-1,879,447.56-306,324.52

Finding the Fourth Proportional to 1,252,965.04, 1,879,447.56 and 306,324.52

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Solution

The fourth proportional to 1,252,965.04, 1,879,447.56 and 306,324.52 is: 459,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,965.04 : 1,879,447.56 = 306,324.52 : x
  2. Step 2: Convert to fraction form
    1,252,965.04/1,879,447.56 = 306,324.52/x
  3. Step 3: Cross multiply
    1,252,965.04x = 1,879,447.56 × 306,324.52
  4. Step 4: Simplify right side
    1,252,965.04x = 575,720,871,682.17
  5. Step 5: Solve for x
    x = 575,720,871,682.17/1,252,965.04
  6. Step 6: Final answer
    x = 459,486.78

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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.