Home / 1,008,708.72-1,513,067.93-298,750.20

Finding the Fourth Proportional to 1,008,708.72, 1,513,067.93 and 298,750.20

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Solution

The fourth proportional to 1,008,708.72, 1,513,067.93 and 298,750.20 is: 448,126.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,708.72 : 1,513,067.93 = 298,750.20 : x
  2. Step 2: Convert to fraction form
    1,008,708.72/1,513,067.93 = 298,750.20/x
  3. Step 3: Cross multiply
    1,008,708.72x = 1,513,067.93 × 298,750.20
  4. Step 4: Simplify right side
    1,008,708.72x = 452,029,346,701.09
  5. Step 5: Solve for x
    x = 452,029,346,701.09/1,008,708.72
  6. Step 6: Final answer
    x = 448,126.74

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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.