Home / 489,077.94-733,567.77-134,127.66

Finding the Fourth Proportional to 489,077.94, 733,567.77 and 134,127.66

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Solution

The fourth proportional to 489,077.94, 733,567.77 and 134,127.66 is: 201,178.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,077.94 : 733,567.77 = 134,127.66 : x
  2. Step 2: Convert to fraction form
    489,077.94/733,567.77 = 134,127.66/x
  3. Step 3: Cross multiply
    489,077.94x = 733,567.77 × 134,127.66
  4. Step 4: Simplify right side
    489,077.94x = 98,391,728,441.52
  5. Step 5: Solve for x
    x = 98,391,728,441.52/489,077.94
  6. Step 6: Final answer
    x = 201,178.01

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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.