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Finding the Fourth Proportional to 448,182.99, 672,463.49 and 181,874.43

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Solution

The fourth proportional to 448,182.99, 672,463.49 and 181,874.43 is: 272,888.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,182.99 : 672,463.49 = 181,874.43 : x
  2. Step 2: Convert to fraction form
    448,182.99/672,463.49 = 181,874.43/x
  3. Step 3: Cross multiply
    448,182.99x = 672,463.49 × 181,874.43
  4. Step 4: Simplify right side
    448,182.99x = 122,303,913,030.19
  5. Step 5: Solve for x
    x = 122,303,913,030.19/448,182.99
  6. Step 6: Final answer
    x = 272,888.34

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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.