Home / 563,101.78-844,735.02-163,690.64

Finding the Fourth Proportional to 563,101.78, 844,735.02 and 163,690.64

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Solution

The fourth proportional to 563,101.78, 844,735.02 and 163,690.64 is: 245,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,101.78 : 844,735.02 = 163,690.64 : x
  2. Step 2: Convert to fraction form
    563,101.78/844,735.02 = 163,690.64/x
  3. Step 3: Cross multiply
    563,101.78x = 844,735.02 × 163,690.64
  4. Step 4: Simplify right side
    563,101.78x = 138,275,216,054.21
  5. Step 5: Solve for x
    x = 138,275,216,054.21/563,101.78
  6. Step 6: Final answer
    x = 245,559.90

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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.