Home / 364,554.64-546,456.66-139,855.24

Finding the Fourth Proportional to 364,554.64, 546,456.66 and 139,855.24

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Solution

The fourth proportional to 364,554.64, 546,456.66 and 139,855.24 is: 209,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,554.64 : 546,456.66 = 139,855.24 : x
  2. Step 2: Convert to fraction form
    364,554.64/546,456.66 = 139,855.24/x
  3. Step 3: Cross multiply
    364,554.64x = 546,456.66 × 139,855.24
  4. Step 4: Simplify right side
    364,554.64x = 76,424,827,333.90
  5. Step 5: Solve for x
    x = 76,424,827,333.90/364,554.64
  6. Step 6: Final answer
    x = 209,638.88

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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.