Home / 736,735.73-1,105,103.88-331,454.64

Finding the Fourth Proportional to 736,735.73, 1,105,103.88 and 331,454.64

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Solution

The fourth proportional to 736,735.73, 1,105,103.88 and 331,454.64 is: 497,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,735.73 : 1,105,103.88 = 331,454.64 : x
  2. Step 2: Convert to fraction form
    736,735.73/1,105,103.88 = 331,454.64/x
  3. Step 3: Cross multiply
    736,735.73x = 1,105,103.88 × 331,454.64
  4. Step 4: Simplify right side
    736,735.73x = 366,291,806,247.69
  5. Step 5: Solve for x
    x = 366,291,806,247.69/736,735.73
  6. Step 6: Final answer
    x = 497,182.08

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1.5x scale

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.