Home / 447,771.30-671,655.43-181,531.19

Finding the Fourth Proportional to 447,771.30, 671,655.43 and 181,531.19

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Solution

The fourth proportional to 447,771.30, 671,655.43 and 181,531.19 is: 272,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,771.30 : 671,655.43 = 181,531.19 : x
  2. Step 2: Convert to fraction form
    447,771.30/671,655.43 = 181,531.19/x
  3. Step 3: Cross multiply
    447,771.30x = 671,655.43 × 181,531.19
  4. Step 4: Simplify right side
    447,771.30x = 121,926,409,477.86
  5. Step 5: Solve for x
    x = 121,926,409,477.86/447,771.30
  6. Step 6: Final answer
    x = 272,296.17

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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.