Home / 873,961.48-1,206,048.24-486,775.69

Finding the Fourth Proportional to 873,961.48, 1,206,048.24 and 486,775.69

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Solution

The fourth proportional to 873,961.48, 1,206,048.24 and 486,775.69 is: 671,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,961.48 : 1,206,048.24 = 486,775.69 : x
  2. Step 2: Convert to fraction form
    873,961.48/1,206,048.24 = 486,775.69/x
  3. Step 3: Cross multiply
    873,961.48x = 1,206,048.24 × 486,775.69
  4. Step 4: Simplify right side
    873,961.48x = 587,074,964,199.29
  5. Step 5: Solve for x
    x = 587,074,964,199.29/873,961.48
  6. Step 6: Final answer
    x = 671,740.09

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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.