Home / 880,044.48-1,214,462.16-477,636.48

Finding the Fourth Proportional to 880,044.48, 1,214,462.16 and 477,636.48

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Solution

The fourth proportional to 880,044.48, 1,214,462.16 and 477,636.48 is: 659,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,044.48 : 1,214,462.16 = 477,636.48 : x
  2. Step 2: Convert to fraction form
    880,044.48/1,214,462.16 = 477,636.48/x
  3. Step 3: Cross multiply
    880,044.48x = 1,214,462.16 × 477,636.48
  4. Step 4: Simplify right side
    880,044.48x = 580,071,431,195.60
  5. Step 5: Solve for x
    x = 580,071,431,195.60/880,044.48
  6. Step 6: Final answer
    x = 659,138.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.