Home / 1,005,272.02-1,387,275.38-552,563.02

Finding the Fourth Proportional to 1,005,272.02, 1,387,275.38 and 552,563.02

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Solution

The fourth proportional to 1,005,272.02, 1,387,275.38 and 552,563.02 is: 762,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,272.02 : 1,387,275.38 = 552,563.02 : x
  2. Step 2: Convert to fraction form
    1,005,272.02/1,387,275.38 = 552,563.02/x
  3. Step 3: Cross multiply
    1,005,272.02x = 1,387,275.38 × 552,563.02
  4. Step 4: Simplify right side
    1,005,272.02x = 766,557,068,338.50
  5. Step 5: Solve for x
    x = 766,557,068,338.50/1,005,272.02
  6. Step 6: Final answer
    x = 762,536.96

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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.