Home / 914,557.86-1,371,907.77-274,811.66

Finding the Fourth Proportional to 914,557.86, 1,371,907.77 and 274,811.66

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Solution

The fourth proportional to 914,557.86, 1,371,907.77 and 274,811.66 is: 412,238.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,557.86 : 1,371,907.77 = 274,811.66 : x
  2. Step 2: Convert to fraction form
    914,557.86/1,371,907.77 = 274,811.66/x
  3. Step 3: Cross multiply
    914,557.86x = 1,371,907.77 × 274,811.66
  4. Step 4: Simplify right side
    914,557.86x = 377,016,248,895.17
  5. Step 5: Solve for x
    x = 377,016,248,895.17/914,557.86
  6. Step 6: Final answer
    x = 412,238.82

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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.