Home / 793,355.52-1,190,071.55-260,864.76

Finding the Fourth Proportional to 793,355.52, 1,190,071.55 and 260,864.76

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Solution

The fourth proportional to 793,355.52, 1,190,071.55 and 260,864.76 is: 391,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,355.52 : 1,190,071.55 = 260,864.76 : x
  2. Step 2: Convert to fraction form
    793,355.52/1,190,071.55 = 260,864.76/x
  3. Step 3: Cross multiply
    793,355.52x = 1,190,071.55 × 260,864.76
  4. Step 4: Simplify right side
    793,355.52x = 310,447,729,273.58
  5. Step 5: Solve for x
    x = 310,447,729,273.58/793,355.52
  6. Step 6: Final answer
    x = 391,309.72

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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.