Home / 867,138.48-1,196,615.16-474,668.64

Finding the Fourth Proportional to 867,138.48, 1,196,615.16 and 474,668.64

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Solution

The fourth proportional to 867,138.48, 1,196,615.16 and 474,668.64 is: 655,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,138.48 : 1,196,615.16 = 474,668.64 : x
  2. Step 2: Convert to fraction form
    867,138.48/1,196,615.16 = 474,668.64/x
  3. Step 3: Cross multiply
    867,138.48x = 1,196,615.16 × 474,668.64
  4. Step 4: Simplify right side
    867,138.48x = 567,995,690,600.58
  5. Step 5: Solve for x
    x = 567,995,690,600.58/867,138.48
  6. Step 6: Final answer
    x = 655,023.05

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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.