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Finding the Fourth Proportional to 379,337.02, 568,635.72 and 151,564.74

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Solution

The fourth proportional to 379,337.02, 568,635.72 and 151,564.74 is: 227,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,337.02 : 568,635.72 = 151,564.74 : x
  2. Step 2: Convert to fraction form
    379,337.02/568,635.72 = 151,564.74/x
  3. Step 3: Cross multiply
    379,337.02x = 568,635.72 × 151,564.74
  4. Step 4: Simplify right side
    379,337.02x = 86,185,125,056.51
  5. Step 5: Solve for x
    x = 86,185,125,056.51/379,337.02
  6. Step 6: Final answer
    x = 227,199.35

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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.