Home / 277,780.52-416,681.04-142,808.44

Finding the Fourth Proportional to 277,780.52, 416,681.04 and 142,808.44

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Solution

The fourth proportional to 277,780.52, 416,681.04 and 142,808.44 is: 214,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,780.52 : 416,681.04 = 142,808.44 : x
  2. Step 2: Convert to fraction form
    277,780.52/416,681.04 = 142,808.44/x
  3. Step 3: Cross multiply
    277,780.52x = 416,681.04 × 142,808.44
  4. Step 4: Simplify right side
    277,780.52x = 59,505,569,299.98
  5. Step 5: Solve for x
    x = 59,505,569,299.98/277,780.52
  6. Step 6: Final answer
    x = 214,217.93

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1.5x scale

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.