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Finding the Fourth Proportional to 576,220.02, 864,330.06 and 155,495.22

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Solution

The fourth proportional to 576,220.02, 864,330.06 and 155,495.22 is: 233,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,220.02 : 864,330.06 = 155,495.22 : x
  2. Step 2: Convert to fraction form
    576,220.02/864,330.06 = 155,495.22/x
  3. Step 3: Cross multiply
    576,220.02x = 864,330.06 × 155,495.22
  4. Step 4: Simplify right side
    576,220.02x = 134,399,192,832.31
  5. Step 5: Solve for x
    x = 134,399,192,832.31/576,220.02
  6. Step 6: Final answer
    x = 233,242.84

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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.