Home / 875,256.20-1,312,865.10-244,152.20

Finding the Fourth Proportional to 875,256.20, 1,312,865.10 and 244,152.20

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Solution

The fourth proportional to 875,256.20, 1,312,865.10 and 244,152.20 is: 366,222.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,256.20 : 1,312,865.10 = 244,152.20 : x
  2. Step 2: Convert to fraction form
    875,256.20/1,312,865.10 = 244,152.20/x
  3. Step 3: Cross multiply
    875,256.20x = 1,312,865.10 × 244,152.20
  4. Step 4: Simplify right side
    875,256.20x = 320,538,902,468.22
  5. Step 5: Solve for x
    x = 320,538,902,468.22/875,256.20
  6. Step 6: Final answer
    x = 366,222.94

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Double scale
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Similar ratio
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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.