Home / 1,246,298.22-1,868,698.32-487,235.58

Finding the Fourth Proportional to 1,246,298.22, 1,868,698.32 and 487,235.58

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Solution

The fourth proportional to 1,246,298.22, 1,868,698.32 and 487,235.58 is: 730,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,298.22 : 1,868,698.32 = 487,235.58 : x
  2. Step 2: Convert to fraction form
    1,246,298.22/1,868,698.32 = 487,235.58/x
  3. Step 3: Cross multiply
    1,246,298.22x = 1,868,698.32 × 487,235.58
  4. Step 4: Simplify right side
    1,246,298.22x = 910,496,309,790.23
  5. Step 5: Solve for x
    x = 910,496,309,790.23/1,246,298.22
  6. Step 6: Final answer
    x = 730,560.55

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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.