Home / 778,007.98-1,166,970.65-238,264.09

Finding the Fourth Proportional to 778,007.98, 1,166,970.65 and 238,264.09

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Solution

The fourth proportional to 778,007.98, 1,166,970.65 and 238,264.09 is: 357,383.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,007.98 : 1,166,970.65 = 238,264.09 : x
  2. Step 2: Convert to fraction form
    778,007.98/1,166,970.65 = 238,264.09/x
  3. Step 3: Cross multiply
    778,007.98x = 1,166,970.65 × 238,264.09
  4. Step 4: Simplify right side
    778,007.98x = 278,047,198,787.64
  5. Step 5: Solve for x
    x = 278,047,198,787.64/778,007.98
  6. Step 6: Final answer
    x = 357,383.48

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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.