Home / 1,317,572.72-1,976,475.78-370,951.64

Finding the Fourth Proportional to 1,317,572.72, 1,976,475.78 and 370,951.64

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Solution

The fourth proportional to 1,317,572.72, 1,976,475.78 and 370,951.64 is: 556,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,572.72 : 1,976,475.78 = 370,951.64 : x
  2. Step 2: Convert to fraction form
    1,317,572.72/1,976,475.78 = 370,951.64/x
  3. Step 3: Cross multiply
    1,317,572.72x = 1,976,475.78 × 370,951.64
  4. Step 4: Simplify right side
    1,317,572.72x = 733,176,932,011.28
  5. Step 5: Solve for x
    x = 733,176,932,011.28/1,317,572.72
  6. Step 6: Final answer
    x = 556,460.32

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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.