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Finding the Fourth Proportional to 603,262.72, 832,119.97 and 370,587.79

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Solution

The fourth proportional to 603,262.72, 832,119.97 and 370,587.79 is: 511,176.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,262.72 : 832,119.97 = 370,587.79 : x
  2. Step 2: Convert to fraction form
    603,262.72/832,119.97 = 370,587.79/x
  3. Step 3: Cross multiply
    603,262.72x = 832,119.97 × 370,587.79
  4. Step 4: Simplify right side
    603,262.72x = 308,373,494,683.63
  5. Step 5: Solve for x
    x = 308,373,494,683.63/603,262.72
  6. Step 6: Final answer
    x = 511,176.12

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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.