Home / 704,165.20-1,056,247.80-404,645.20

Finding the Fourth Proportional to 704,165.20, 1,056,247.80 and 404,645.20

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Solution

The fourth proportional to 704,165.20, 1,056,247.80 and 404,645.20 is: 606,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,165.20 : 1,056,247.80 = 404,645.20 : x
  2. Step 2: Convert to fraction form
    704,165.20/1,056,247.80 = 404,645.20/x
  3. Step 3: Cross multiply
    704,165.20x = 1,056,247.80 × 404,645.20
  4. Step 4: Simplify right side
    704,165.20x = 427,405,602,280.56
  5. Step 5: Solve for x
    x = 427,405,602,280.56/704,165.20
  6. Step 6: Final answer
    x = 606,967.80

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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.