Home / 1,005,464.88-1,387,506.24-552,752.64

Finding the Fourth Proportional to 1,005,464.88, 1,387,506.24 and 552,752.64

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Solution

The fourth proportional to 1,005,464.88, 1,387,506.24 and 552,752.64 is: 762,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,464.88 : 1,387,506.24 = 552,752.64 : x
  2. Step 2: Convert to fraction form
    1,005,464.88/1,387,506.24 = 552,752.64/x
  3. Step 3: Cross multiply
    1,005,464.88x = 1,387,506.24 × 552,752.64
  4. Step 4: Simplify right side
    1,005,464.88x = 766,947,737,176.47
  5. Step 5: Solve for x
    x = 766,947,737,176.47/1,005,464.88
  6. Step 6: Final answer
    x = 762,779.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.