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Finding the Fourth Proportional to 617,960.18, 852,344.51 and 567,136.73

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Solution

The fourth proportional to 617,960.18, 852,344.51 and 567,136.73 is: 782,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,960.18 : 852,344.51 = 567,136.73 : x
  2. Step 2: Convert to fraction form
    617,960.18/852,344.51 = 567,136.73/x
  3. Step 3: Cross multiply
    617,960.18x = 852,344.51 × 567,136.73
  4. Step 4: Simplify right side
    617,960.18x = 483,395,877,530.03
  5. Step 5: Solve for x
    x = 483,395,877,530.03/617,960.18
  6. Step 6: Final answer
    x = 782,244.38

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Double scale
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1.5x scale

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.