Home / 748,245.58-1,122,534.22-215,725.04

Finding the Fourth Proportional to 748,245.58, 1,122,534.22 and 215,725.04

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Solution

The fourth proportional to 748,245.58, 1,122,534.22 and 215,725.04 is: 323,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,245.58 : 1,122,534.22 = 215,725.04 : x
  2. Step 2: Convert to fraction form
    748,245.58/1,122,534.22 = 215,725.04/x
  3. Step 3: Cross multiply
    748,245.58x = 1,122,534.22 × 215,725.04
  4. Step 4: Simplify right side
    748,245.58x = 242,158,739,510.87
  5. Step 5: Solve for x
    x = 242,158,739,510.87/748,245.58
  6. Step 6: Final answer
    x = 323,635.38

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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.