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Finding the Fourth Proportional to 572,880.80, 858,013.16 and 273,572.24

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Solution

The fourth proportional to 572,880.80, 858,013.16 and 273,572.24 is: 409,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,880.80 : 858,013.16 = 273,572.24 : x
  2. Step 2: Convert to fraction form
    572,880.80/858,013.16 = 273,572.24/x
  3. Step 3: Cross multiply
    572,880.80x = 858,013.16 × 273,572.24
  4. Step 4: Simplify right side
    572,880.80x = 234,728,576,472.75
  5. Step 5: Solve for x
    x = 234,728,576,472.75/572,880.80
  6. Step 6: Final answer
    x = 409,733.71

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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.