Home / 447,521.48-671,284.03-181,287.03

Finding the Fourth Proportional to 447,521.48, 671,284.03 and 181,287.03

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Solution

The fourth proportional to 447,521.48, 671,284.03 and 181,287.03 is: 271,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,521.48 : 671,284.03 = 181,287.03 : x
  2. Step 2: Convert to fraction form
    447,521.48/671,284.03 = 181,287.03/x
  3. Step 3: Cross multiply
    447,521.48x = 671,284.03 × 181,287.03
  4. Step 4: Simplify right side
    447,521.48x = 121,695,088,085.13
  5. Step 5: Solve for x
    x = 121,695,088,085.13/447,521.48
  6. Step 6: Final answer
    x = 271,931.28

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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.