Home / 1,488,920.90-2,233,381.35-366,989.90

Finding the Fourth Proportional to 1,488,920.90, 2,233,381.35 and 366,989.90

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Solution

The fourth proportional to 1,488,920.90, 2,233,381.35 and 366,989.90 is: 550,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,920.90 : 2,233,381.35 = 366,989.90 : x
  2. Step 2: Convert to fraction form
    1,488,920.90/2,233,381.35 = 366,989.90/x
  3. Step 3: Cross multiply
    1,488,920.90x = 2,233,381.35 × 366,989.90
  4. Step 4: Simplify right side
    1,488,920.90x = 819,628,398,298.37
  5. Step 5: Solve for x
    x = 819,628,398,298.37/1,488,920.90
  6. Step 6: Final answer
    x = 550,484.85

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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.