Home / 1,317,568.40-1,976,385.41-370,932.74

Finding the Fourth Proportional to 1,317,568.40, 1,976,385.41 and 370,932.74

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Solution

The fourth proportional to 1,317,568.40, 1,976,385.41 and 370,932.74 is: 556,408.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,568.40 : 1,976,385.41 = 370,932.74 : x
  2. Step 2: Convert to fraction form
    1,317,568.40/1,976,385.41 = 370,932.74/x
  3. Step 3: Cross multiply
    1,317,568.40x = 1,976,385.41 × 370,932.74
  4. Step 4: Simplify right side
    1,317,568.40x = 733,106,053,572.66
  5. Step 5: Solve for x
    x = 733,106,053,572.66/1,317,568.40
  6. Step 6: Final answer
    x = 556,408.35

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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.