Home / 831,047.17-1,246,570.60-199,960.98

Finding the Fourth Proportional to 831,047.17, 1,246,570.60 and 199,960.98

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Solution

The fourth proportional to 831,047.17, 1,246,570.60 and 199,960.98 is: 299,941.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,047.17 : 1,246,570.60 = 199,960.98 : x
  2. Step 2: Convert to fraction form
    831,047.17/1,246,570.60 = 199,960.98/x
  3. Step 3: Cross multiply
    831,047.17x = 1,246,570.60 × 199,960.98
  4. Step 4: Simplify right side
    831,047.17x = 249,265,478,815.19
  5. Step 5: Solve for x
    x = 249,265,478,815.19/831,047.17
  6. Step 6: Final answer
    x = 299,941.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.