Home / 1,055,299.67-1,582,927.63-256,585.40

Finding the Fourth Proportional to 1,055,299.67, 1,582,927.63 and 256,585.40

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Solution

The fourth proportional to 1,055,299.67, 1,582,927.63 and 256,585.40 is: 384,872.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,299.67 : 1,582,927.63 = 256,585.40 : x
  2. Step 2: Convert to fraction form
    1,055,299.67/1,582,927.63 = 256,585.40/x
  3. Step 3: Cross multiply
    1,055,299.67x = 1,582,927.63 × 256,585.40
  4. Step 4: Simplify right side
    1,055,299.67x = 406,156,110,558.50
  5. Step 5: Solve for x
    x = 406,156,110,558.50/1,055,299.67
  6. Step 6: Final answer
    x = 384,872.78

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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.