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Finding the Fourth Proportional to 374,581, 561,872.04 and 152,965

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Solution

The fourth proportional to 374,581, 561,872.04 and 152,965 is: 229,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,581 : 561,872.04 = 152,965 : x
  2. Step 2: Convert to fraction form
    374,581/561,872.04 = 152,965/x
  3. Step 3: Cross multiply
    374,581x = 561,872.04 × 152,965
  4. Step 4: Simplify right side
    374,581x = 85,946,756,598.60
  5. Step 5: Solve for x
    x = 85,946,756,598.60/374,581
  6. Step 6: Final answer
    x = 229,447.72

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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.