Home / 778,007.73-1,166,970.27-238,263.84

Finding the Fourth Proportional to 778,007.73, 1,166,970.27 and 238,263.84

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Solution

The fourth proportional to 778,007.73, 1,166,970.27 and 238,263.84 is: 357,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,007.73 : 1,166,970.27 = 238,263.84 : x
  2. Step 2: Convert to fraction form
    778,007.73/1,166,970.27 = 238,263.84/x
  3. Step 3: Cross multiply
    778,007.73x = 1,166,970.27 × 238,263.84
  4. Step 4: Simplify right side
    778,007.73x = 278,046,817,696.04
  5. Step 5: Solve for x
    x = 278,046,817,696.04/778,007.73
  6. Step 6: Final answer
    x = 357,383.10

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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.