Home / 1,110,319.02-1,665,482.85-268,871.58

Finding the Fourth Proportional to 1,110,319.02, 1,665,482.85 and 268,871.58

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Solution

The fourth proportional to 1,110,319.02, 1,665,482.85 and 268,871.58 is: 403,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,319.02 : 1,665,482.85 = 268,871.58 : x
  2. Step 2: Convert to fraction form
    1,110,319.02/1,665,482.85 = 268,871.58/x
  3. Step 3: Cross multiply
    1,110,319.02x = 1,665,482.85 × 268,871.58
  4. Step 4: Simplify right side
    1,110,319.02x = 447,801,005,342.40
  5. Step 5: Solve for x
    x = 447,801,005,342.40/1,110,319.02
  6. Step 6: Final answer
    x = 403,308.42

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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.