Home / 869,473.38-1,199,850.11-501,938.12

Finding the Fourth Proportional to 869,473.38, 1,199,850.11 and 501,938.12

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Solution

The fourth proportional to 869,473.38, 1,199,850.11 and 501,938.12 is: 692,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,473.38 : 1,199,850.11 = 501,938.12 : x
  2. Step 2: Convert to fraction form
    869,473.38/1,199,850.11 = 501,938.12/x
  3. Step 3: Cross multiply
    869,473.38x = 1,199,850.11 × 501,938.12
  4. Step 4: Simplify right side
    869,473.38x = 602,250,506,941.64
  5. Step 5: Solve for x
    x = 602,250,506,941.64/869,473.38
  6. Step 6: Final answer
    x = 692,661.23

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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.