Home / 875,189.76-1,312,795.08-244,065.12

Finding the Fourth Proportional to 875,189.76, 1,312,795.08 and 244,065.12

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Solution

The fourth proportional to 875,189.76, 1,312,795.08 and 244,065.12 is: 366,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,189.76 : 1,312,795.08 = 244,065.12 : x
  2. Step 2: Convert to fraction form
    875,189.76/1,312,795.08 = 244,065.12/x
  3. Step 3: Cross multiply
    875,189.76x = 1,312,795.08 × 244,065.12
  4. Step 4: Simplify right side
    875,189.76x = 320,407,488,735.61
  5. Step 5: Solve for x
    x = 320,407,488,735.61/875,189.76
  6. Step 6: Final answer
    x = 366,100.59

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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.