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Finding the Fourth Proportional to 603,261.09, 832,117.73 and 370,586.16

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Solution

The fourth proportional to 603,261.09, 832,117.73 and 370,586.16 is: 511,173.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,261.09 : 832,117.73 = 370,586.16 : x
  2. Step 2: Convert to fraction form
    603,261.09/832,117.73 = 370,586.16/x
  3. Step 3: Cross multiply
    603,261.09x = 832,117.73 × 370,586.16
  4. Step 4: Simplify right side
    603,261.09x = 308,371,312,375.69
  5. Step 5: Solve for x
    x = 308,371,312,375.69/603,261.09
  6. Step 6: Final answer
    x = 511,173.88

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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.