Home / 339,985.30-510,088.90-162,506.14

Finding the Fourth Proportional to 339,985.30, 510,088.90 and 162,506.14

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Solution

The fourth proportional to 339,985.30, 510,088.90 and 162,506.14 is: 243,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,985.30 : 510,088.90 = 162,506.14 : x
  2. Step 2: Convert to fraction form
    339,985.30/510,088.90 = 162,506.14/x
  3. Step 3: Cross multiply
    339,985.30x = 510,088.90 × 162,506.14
  4. Step 4: Simplify right side
    339,985.30x = 82,892,578,195.85
  5. Step 5: Solve for x
    x = 82,892,578,195.85/339,985.30
  6. Step 6: Final answer
    x = 243,812.24

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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.