Home / 1,055,644.92-1,583,445.23-256,930.92

Finding the Fourth Proportional to 1,055,644.92, 1,583,445.23 and 256,930.92

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Solution

The fourth proportional to 1,055,644.92, 1,583,445.23 and 256,930.92 is: 385,390.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,644.92 : 1,583,445.23 = 256,930.92 : x
  2. Step 2: Convert to fraction form
    1,055,644.92/1,583,445.23 = 256,930.92/x
  3. Step 3: Cross multiply
    1,055,644.92x = 1,583,445.23 × 256,930.92
  4. Step 4: Simplify right side
    1,055,644.92x = 406,836,039,713.51
  5. Step 5: Solve for x
    x = 406,836,039,713.51/1,055,644.92
  6. Step 6: Final answer
    x = 385,390.99

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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.