Home / 927,333.57-1,391,094.75-320,042.85

Finding the Fourth Proportional to 927,333.57, 1,391,094.75 and 320,042.85

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Solution

The fourth proportional to 927,333.57, 1,391,094.75 and 320,042.85 is: 480,096.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,333.57 : 1,391,094.75 = 320,042.85 : x
  2. Step 2: Convert to fraction form
    927,333.57/1,391,094.75 = 320,042.85/x
  3. Step 3: Cross multiply
    927,333.57x = 1,391,094.75 × 320,042.85
  4. Step 4: Simplify right side
    927,333.57x = 445,209,928,410.04
  5. Step 5: Solve for x
    x = 445,209,928,410.04/927,333.57
  6. Step 6: Final answer
    x = 480,096.85

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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.