Home / 257,343.34-385,588.18-182,090.48

Finding the Fourth Proportional to 257,343.34, 385,588.18 and 182,090.48

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Solution

The fourth proportional to 257,343.34, 385,588.18 and 182,090.48 is: 272,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,343.34 : 385,588.18 = 182,090.48 : x
  2. Step 2: Convert to fraction form
    257,343.34/385,588.18 = 182,090.48/x
  3. Step 3: Cross multiply
    257,343.34x = 385,588.18 × 182,090.48
  4. Step 4: Simplify right side
    257,343.34x = 70,211,936,778.53
  5. Step 5: Solve for x
    x = 70,211,936,778.53/257,343.34
  6. Step 6: Final answer
    x = 272,833.70

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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.