Home / 1,129,957.31-1,694,938.80-277,032.80

Finding the Fourth Proportional to 1,129,957.31, 1,694,938.80 and 277,032.80

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Solution

The fourth proportional to 1,129,957.31, 1,694,938.80 and 277,032.80 is: 415,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,957.31 : 1,694,938.80 = 277,032.80 : x
  2. Step 2: Convert to fraction form
    1,129,957.31/1,694,938.80 = 277,032.80/x
  3. Step 3: Cross multiply
    1,129,957.31x = 1,694,938.80 × 277,032.80
  4. Step 4: Simplify right side
    1,129,957.31x = 469,553,641,592.64
  5. Step 5: Solve for x
    x = 469,553,641,592.64/1,129,957.31
  6. Step 6: Final answer
    x = 415,549.90

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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.