Home / 1,009,393.08-1,513,856.16-299,249.88

Finding the Fourth Proportional to 1,009,393.08, 1,513,856.16 and 299,249.88

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Solution

The fourth proportional to 1,009,393.08, 1,513,856.16 and 299,249.88 is: 448,805.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,393.08 : 1,513,856.16 = 299,249.88 : x
  2. Step 2: Convert to fraction form
    1,009,393.08/1,513,856.16 = 299,249.88/x
  3. Step 3: Cross multiply
    1,009,393.08x = 1,513,856.16 × 299,249.88
  4. Step 4: Simplify right side
    1,009,393.08x = 453,021,274,217.26
  5. Step 5: Solve for x
    x = 453,021,274,217.26/1,009,393.08
  6. Step 6: Final answer
    x = 448,805.61

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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.