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Finding the Fourth Proportional to 572,533.75, 858,800.67 and 178,549.75

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Solution

The fourth proportional to 572,533.75, 858,800.67 and 178,549.75 is: 267,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,533.75 : 858,800.67 = 178,549.75 : x
  2. Step 2: Convert to fraction form
    572,533.75/858,800.67 = 178,549.75/x
  3. Step 3: Cross multiply
    572,533.75x = 858,800.67 × 178,549.75
  4. Step 4: Simplify right side
    572,533.75x = 153,338,644,928.33
  5. Step 5: Solve for x
    x = 153,338,644,928.33/572,533.75
  6. Step 6: Final answer
    x = 267,824.64

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Similar ratio
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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.