Home / 793,454.40-1,190,356.56-260,953.92

Finding the Fourth Proportional to 793,454.40, 1,190,356.56 and 260,953.92

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Solution

The fourth proportional to 793,454.40, 1,190,356.56 and 260,953.92 is: 391,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,454.40 : 1,190,356.56 = 260,953.92 : x
  2. Step 2: Convert to fraction form
    793,454.40/1,190,356.56 = 260,953.92/x
  3. Step 3: Cross multiply
    793,454.40x = 1,190,356.56 × 260,953.92
  4. Step 4: Simplify right side
    793,454.40x = 310,628,210,529.72
  5. Step 5: Solve for x
    x = 310,628,210,529.72/793,454.40
  6. Step 6: Final answer
    x = 391,488.42

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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.