Home / 779,548.32-1,169,332.20-274,124.52

Finding the Fourth Proportional to 779,548.32, 1,169,332.20 and 274,124.52

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Solution

The fourth proportional to 779,548.32, 1,169,332.20 and 274,124.52 is: 411,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,548.32 : 1,169,332.20 = 274,124.52 : x
  2. Step 2: Convert to fraction form
    779,548.32/1,169,332.20 = 274,124.52/x
  3. Step 3: Cross multiply
    779,548.32x = 1,169,332.20 × 274,124.52
  4. Step 4: Simplify right side
    779,548.32x = 320,542,628,045.54
  5. Step 5: Solve for x
    x = 320,542,628,045.54/779,548.32
  6. Step 6: Final answer
    x = 411,190.20

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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.