Home / 277,412.92-382,829.70-156,579.55

Finding the Fourth Proportional to 277,412.92, 382,829.70 and 156,579.55

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Solution

The fourth proportional to 277,412.92, 382,829.70 and 156,579.55 is: 216,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,412.92 : 382,829.70 = 156,579.55 : x
  2. Step 2: Convert to fraction form
    277,412.92/382,829.70 = 156,579.55/x
  3. Step 3: Cross multiply
    277,412.92x = 382,829.70 × 156,579.55
  4. Step 4: Simplify right side
    277,412.92x = 59,943,302,152.64
  5. Step 5: Solve for x
    x = 59,943,302,152.64/277,412.92
  6. Step 6: Final answer
    x = 216,079.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.