Home / 264,968.20-396,869.10-159,603.40

Finding the Fourth Proportional to 264,968.20, 396,869.10 and 159,603.40

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Solution

The fourth proportional to 264,968.20, 396,869.10 and 159,603.40 is: 239,053.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,968.20 : 396,869.10 = 159,603.40 : x
  2. Step 2: Convert to fraction form
    264,968.20/396,869.10 = 159,603.40/x
  3. Step 3: Cross multiply
    264,968.20x = 396,869.10 × 159,603.40
  4. Step 4: Simplify right side
    264,968.20x = 63,341,657,714.94
  5. Step 5: Solve for x
    x = 63,341,657,714.94/264,968.20
  6. Step 6: Final answer
    x = 239,053.81

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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.