Home / 340,319.88-510,556.64-112,614.92

Finding the Fourth Proportional to 340,319.88, 510,556.64 and 112,614.92

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Solution

The fourth proportional to 340,319.88, 510,556.64 and 112,614.92 is: 168,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,319.88 : 510,556.64 = 112,614.92 : x
  2. Step 2: Convert to fraction form
    340,319.88/510,556.64 = 112,614.92/x
  3. Step 3: Cross multiply
    340,319.88x = 510,556.64 × 112,614.92
  4. Step 4: Simplify right side
    340,319.88x = 57,496,295,169.07
  5. Step 5: Solve for x
    x = 57,496,295,169.07/340,319.88
  6. Step 6: Final answer
    x = 168,947.80

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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.