Home / 876,941.17-1,315,448.34-277,889.06

Finding the Fourth Proportional to 876,941.17, 1,315,448.34 and 277,889.06

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Solution

The fourth proportional to 876,941.17, 1,315,448.34 and 277,889.06 is: 416,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,941.17 : 1,315,448.34 = 277,889.06 : x
  2. Step 2: Convert to fraction form
    876,941.17/1,315,448.34 = 277,889.06/x
  3. Step 3: Cross multiply
    876,941.17x = 1,315,448.34 × 277,889.06
  4. Step 4: Simplify right side
    876,941.17x = 365,548,704,927.70
  5. Step 5: Solve for x
    x = 365,548,704,927.70/876,941.17
  6. Step 6: Final answer
    x = 416,845.19

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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.