Home / 941,707.20-1,412,042.40-380,107.20

Finding the Fourth Proportional to 941,707.20, 1,412,042.40 and 380,107.20

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Solution

The fourth proportional to 941,707.20, 1,412,042.40 and 380,107.20 is: 569,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,707.20 : 1,412,042.40 = 380,107.20 : x
  2. Step 2: Convert to fraction form
    941,707.20/1,412,042.40 = 380,107.20/x
  3. Step 3: Cross multiply
    941,707.20x = 1,412,042.40 × 380,107.20
  4. Step 4: Simplify right side
    941,707.20x = 536,727,482,945.28
  5. Step 5: Solve for x
    x = 536,727,482,945.28/941,707.20
  6. Step 6: Final answer
    x = 569,951.55

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1.5x scale

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.