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Finding the Fourth Proportional to 448,506.88, 672,959.04 and 238,094.08

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Solution

The fourth proportional to 448,506.88, 672,959.04 and 238,094.08 is: 357,246.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,506.88 : 672,959.04 = 238,094.08 : x
  2. Step 2: Convert to fraction form
    448,506.88/672,959.04 = 238,094.08/x
  3. Step 3: Cross multiply
    448,506.88x = 672,959.04 × 238,094.08
  4. Step 4: Simplify right side
    448,506.88x = 160,227,563,506.48
  5. Step 5: Solve for x
    x = 160,227,563,506.48/448,506.88
  6. Step 6: Final answer
    x = 357,246.61

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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.