Home / 480,209.94-720,314.82-164,669.58

Finding the Fourth Proportional to 480,209.94, 720,314.82 and 164,669.58

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Solution

The fourth proportional to 480,209.94, 720,314.82 and 164,669.58 is: 247,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,209.94 : 720,314.82 = 164,669.58 : x
  2. Step 2: Convert to fraction form
    480,209.94/720,314.82 = 164,669.58/x
  3. Step 3: Cross multiply
    480,209.94x = 720,314.82 × 164,669.58
  4. Step 4: Simplify right side
    480,209.94x = 118,613,938,877.18
  5. Step 5: Solve for x
    x = 118,613,938,877.18/480,209.94
  6. Step 6: Final answer
    x = 247,004.34

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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.