Home / 1,055,294.79-1,582,920.27-256,580.52

Finding the Fourth Proportional to 1,055,294.79, 1,582,920.27 and 256,580.52

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Solution

The fourth proportional to 1,055,294.79, 1,582,920.27 and 256,580.52 is: 384,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,294.79 : 1,582,920.27 = 256,580.52 : x
  2. Step 2: Convert to fraction form
    1,055,294.79/1,582,920.27 = 256,580.52/x
  3. Step 3: Cross multiply
    1,055,294.79x = 1,582,920.27 × 256,580.52
  4. Step 4: Simplify right side
    1,055,294.79x = 406,146,505,995.14
  5. Step 5: Solve for x
    x = 406,146,505,995.14/1,055,294.79
  6. Step 6: Final answer
    x = 384,865.45

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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.