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Finding the Fourth Proportional to 602,596.13, 831,972.22 and 373,396.64

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Solution

The fourth proportional to 602,596.13, 831,972.22 and 373,396.64 is: 515,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,596.13 : 831,972.22 = 373,396.64 : x
  2. Step 2: Convert to fraction form
    602,596.13/831,972.22 = 373,396.64/x
  3. Step 3: Cross multiply
    602,596.13x = 831,972.22 × 373,396.64
  4. Step 4: Simplify right side
    602,596.13x = 310,655,634,497.93
  5. Step 5: Solve for x
    x = 310,655,634,497.93/602,596.13
  6. Step 6: Final answer
    x = 515,528.76

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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.