Home / 839,874.48-1,260,336.60-341,238.48

Finding the Fourth Proportional to 839,874.48, 1,260,336.60 and 341,238.48

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Solution

The fourth proportional to 839,874.48, 1,260,336.60 and 341,238.48 is: 512,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,874.48 : 1,260,336.60 = 341,238.48 : x
  2. Step 2: Convert to fraction form
    839,874.48/1,260,336.60 = 341,238.48/x
  3. Step 3: Cross multiply
    839,874.48x = 1,260,336.60 × 341,238.48
  4. Step 4: Simplify right side
    839,874.48x = 430,075,345,672.37
  5. Step 5: Solve for x
    x = 430,075,345,672.37/839,874.48
  6. Step 6: Final answer
    x = 512,070.98

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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.