Home / 838,040.48-1,257,257.52-277,075.04

Finding the Fourth Proportional to 838,040.48, 1,257,257.52 and 277,075.04

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Solution

The fourth proportional to 838,040.48, 1,257,257.52 and 277,075.04 is: 415,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,040.48 : 1,257,257.52 = 277,075.04 : x
  2. Step 2: Convert to fraction form
    838,040.48/1,257,257.52 = 277,075.04/x
  3. Step 3: Cross multiply
    838,040.48x = 1,257,257.52 × 277,075.04
  4. Step 4: Simplify right side
    838,040.48x = 348,354,677,644.30
  5. Step 5: Solve for x
    x = 348,354,677,644.30/838,040.48
  6. Step 6: Final answer
    x = 415,677.63

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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.