Home / 704,827.20-1,057,240.80-325,747.20

Finding the Fourth Proportional to 704,827.20, 1,057,240.80 and 325,747.20

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Solution

The fourth proportional to 704,827.20, 1,057,240.80 and 325,747.20 is: 488,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,827.20 : 1,057,240.80 = 325,747.20 : x
  2. Step 2: Convert to fraction form
    704,827.20/1,057,240.80 = 325,747.20/x
  3. Step 3: Cross multiply
    704,827.20x = 1,057,240.80 × 325,747.20
  4. Step 4: Simplify right side
    704,827.20x = 344,393,230,325.76
  5. Step 5: Solve for x
    x = 344,393,230,325.76/704,827.20
  6. Step 6: Final answer
    x = 488,620.80

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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.