Home / 1,144,144.44-1,716,289.56-386,062.20

Finding the Fourth Proportional to 1,144,144.44, 1,716,289.56 and 386,062.20

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Solution

The fourth proportional to 1,144,144.44, 1,716,289.56 and 386,062.20 is: 579,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,144.44 : 1,716,289.56 = 386,062.20 : x
  2. Step 2: Convert to fraction form
    1,144,144.44/1,716,289.56 = 386,062.20/x
  3. Step 3: Cross multiply
    1,144,144.44x = 1,716,289.56 × 386,062.20
  4. Step 4: Simplify right side
    1,144,144.44x = 662,594,523,370.63
  5. Step 5: Solve for x
    x = 662,594,523,370.63/1,144,144.44
  6. Step 6: Final answer
    x = 579,117.90

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Double scale
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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.