Home / 906,133.95-1,358,352.02-306,675.42

Finding the Fourth Proportional to 906,133.95, 1,358,352.02 and 306,675.42

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Solution

The fourth proportional to 906,133.95, 1,358,352.02 and 306,675.42 is: 459,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,133.95 : 1,358,352.02 = 306,675.42 : x
  2. Step 2: Convert to fraction form
    906,133.95/1,358,352.02 = 306,675.42/x
  3. Step 3: Cross multiply
    906,133.95x = 1,358,352.02 × 306,675.42
  4. Step 4: Simplify right side
    906,133.95x = 416,573,176,241.35
  5. Step 5: Solve for x
    x = 416,573,176,241.35/906,133.95
  6. Step 6: Final answer
    x = 459,725.83

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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.