Home / 741,412.42-1,112,205.02-268,320.58

Finding the Fourth Proportional to 741,412.42, 1,112,205.02 and 268,320.58

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Solution

The fourth proportional to 741,412.42, 1,112,205.02 and 268,320.58 is: 402,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,412.42 : 1,112,205.02 = 268,320.58 : x
  2. Step 2: Convert to fraction form
    741,412.42/1,112,205.02 = 268,320.58/x
  3. Step 3: Cross multiply
    741,412.42x = 1,112,205.02 × 268,320.58
  4. Step 4: Simplify right side
    741,412.42x = 298,427,496,045.31
  5. Step 5: Solve for x
    x = 298,427,496,045.31/741,412.42
  6. Step 6: Final answer
    x = 402,512.13

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1.5x scale

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.