Home / 803,856.65-1,205,772.69-271,751.45

Finding the Fourth Proportional to 803,856.65, 1,205,772.69 and 271,751.45

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Solution

The fourth proportional to 803,856.65, 1,205,772.69 and 271,751.45 is: 407,623.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,856.65 : 1,205,772.69 = 271,751.45 : x
  2. Step 2: Convert to fraction form
    803,856.65/1,205,772.69 = 271,751.45/x
  3. Step 3: Cross multiply
    803,856.65x = 1,205,772.69 × 271,751.45
  4. Step 4: Simplify right side
    803,856.65x = 327,670,476,877.90
  5. Step 5: Solve for x
    x = 327,670,476,877.90/803,856.65
  6. Step 6: Final answer
    x = 407,623.02

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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.