Home / 447,521.48-671,284.02-181,287.08

Finding the Fourth Proportional to 447,521.48, 671,284.02 and 181,287.08

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Solution

The fourth proportional to 447,521.48, 671,284.02 and 181,287.08 is: 271,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,521.48 : 671,284.02 = 181,287.08 : x
  2. Step 2: Convert to fraction form
    447,521.48/671,284.02 = 181,287.08/x
  3. Step 3: Cross multiply
    447,521.48x = 671,284.02 × 181,287.08
  4. Step 4: Simplify right side
    447,521.48x = 121,695,119,836.46
  5. Step 5: Solve for x
    x = 121,695,119,836.46/447,521.48
  6. Step 6: Final answer
    x = 271,931.35

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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.