Home / 602,719.50-831,791.79-334,447.50

Finding the Fourth Proportional to 602,719.50, 831,791.79 and 334,447.50

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Solution

The fourth proportional to 602,719.50, 831,791.79 and 334,447.50 is: 461,559.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,719.50 : 831,791.79 = 334,447.50 : x
  2. Step 2: Convert to fraction form
    602,719.50/831,791.79 = 334,447.50/x
  3. Step 3: Cross multiply
    602,719.50x = 831,791.79 × 334,447.50
  4. Step 4: Simplify right side
    602,719.50x = 278,190,684,686.03
  5. Step 5: Solve for x
    x = 278,190,684,686.03/602,719.50
  6. Step 6: Final answer
    x = 461,559.12

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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.