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Finding the Fourth Proportional to 340,523.79, 510,785.69 and 160,567.34

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Solution

The fourth proportional to 340,523.79, 510,785.69 and 160,567.34 is: 240,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,523.79 : 510,785.69 = 160,567.34 : x
  2. Step 2: Convert to fraction form
    340,523.79/510,785.69 = 160,567.34/x
  3. Step 3: Cross multiply
    340,523.79x = 510,785.69 × 160,567.34
  4. Step 4: Simplify right side
    340,523.79x = 82,015,499,553.36
  5. Step 5: Solve for x
    x = 82,015,499,553.36/340,523.79
  6. Step 6: Final answer
    x = 240,851.01

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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.