Home / 321,264.08-443,347.04-178,026.52

Finding the Fourth Proportional to 321,264.08, 443,347.04 and 178,026.52

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Solution

The fourth proportional to 321,264.08, 443,347.04 and 178,026.52 is: 245,678.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,264.08 : 443,347.04 = 178,026.52 : x
  2. Step 2: Convert to fraction form
    321,264.08/443,347.04 = 178,026.52/x
  3. Step 3: Cross multiply
    321,264.08x = 443,347.04 × 178,026.52
  4. Step 4: Simplify right side
    321,264.08x = 78,927,527,576.63
  5. Step 5: Solve for x
    x = 78,927,527,576.63/321,264.08
  6. Step 6: Final answer
    x = 245,678.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.