Home / 679,023.68-937,048.03-373,103.28

Finding the Fourth Proportional to 679,023.68, 937,048.03 and 373,103.28

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Solution

The fourth proportional to 679,023.68, 937,048.03 and 373,103.28 is: 514,879.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,023.68 : 937,048.03 = 373,103.28 : x
  2. Step 2: Convert to fraction form
    679,023.68/937,048.03 = 373,103.28/x
  3. Step 3: Cross multiply
    679,023.68x = 937,048.03 × 373,103.28
  4. Step 4: Simplify right side
    679,023.68x = 349,615,692,577.78
  5. Step 5: Solve for x
    x = 349,615,692,577.78/679,023.68
  6. Step 6: Final answer
    x = 514,879.97

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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.