Home / 803,858.15-1,205,774.94-271,752.95

Finding the Fourth Proportional to 803,858.15, 1,205,774.94 and 271,752.95

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Solution

The fourth proportional to 803,858.15, 1,205,774.94 and 271,752.95 is: 407,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,858.15 : 1,205,774.94 = 271,752.95 : x
  2. Step 2: Convert to fraction form
    803,858.15/1,205,774.94 = 271,752.95/x
  3. Step 3: Cross multiply
    803,858.15x = 1,205,774.94 × 271,752.95
  4. Step 4: Simplify right side
    803,858.15x = 327,672,896,981.07
  5. Step 5: Solve for x
    x = 327,672,896,981.07/803,858.15
  6. Step 6: Final answer
    x = 407,625.27

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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.