Home / 843,255.63-1,264,972.14-274,681.08

Finding the Fourth Proportional to 843,255.63, 1,264,972.14 and 274,681.08

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Solution

The fourth proportional to 843,255.63, 1,264,972.14 and 274,681.08 is: 412,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,255.63 : 1,264,972.14 = 274,681.08 : x
  2. Step 2: Convert to fraction form
    843,255.63/1,264,972.14 = 274,681.08/x
  3. Step 3: Cross multiply
    843,255.63x = 1,264,972.14 × 274,681.08
  4. Step 4: Simplify right side
    843,255.63x = 347,463,913,585.11
  5. Step 5: Solve for x
    x = 347,463,913,585.11/843,255.63
  6. Step 6: Final answer
    x = 412,050.51

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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.