Home / 704,295.20-1,056,442.80-325,215.20

Finding the Fourth Proportional to 704,295.20, 1,056,442.80 and 325,215.20

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Solution

The fourth proportional to 704,295.20, 1,056,442.80 and 325,215.20 is: 487,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,295.20 : 1,056,442.80 = 325,215.20 : x
  2. Step 2: Convert to fraction form
    704,295.20/1,056,442.80 = 325,215.20/x
  3. Step 3: Cross multiply
    704,295.20x = 1,056,442.80 × 325,215.20
  4. Step 4: Simplify right side
    704,295.20x = 343,571,256,490.56
  5. Step 5: Solve for x
    x = 343,571,256,490.56/704,295.20
  6. Step 6: Final answer
    x = 487,822.80

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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.