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Finding the Fourth Proportional to 602,802.41, 831,864.38 and 330,874.93

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Solution

The fourth proportional to 602,802.41, 831,864.38 and 330,874.93 is: 456,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,802.41 : 831,864.38 = 330,874.93 : x
  2. Step 2: Convert to fraction form
    602,802.41/831,864.38 = 330,874.93/x
  3. Step 3: Cross multiply
    602,802.41x = 831,864.38 × 330,874.93
  4. Step 4: Simplify right side
    602,802.41x = 275,243,065,069.38
  5. Step 5: Solve for x
    x = 275,243,065,069.38/602,802.41
  6. Step 6: Final answer
    x = 456,605.78

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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.