Home / 1,023,600.43-1,535,345.29-313,630.52

Finding the Fourth Proportional to 1,023,600.43, 1,535,345.29 and 313,630.52

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Solution

The fourth proportional to 1,023,600.43, 1,535,345.29 and 313,630.52 is: 470,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,600.43 : 1,535,345.29 = 313,630.52 : x
  2. Step 2: Convert to fraction form
    1,023,600.43/1,535,345.29 = 313,630.52/x
  3. Step 3: Cross multiply
    1,023,600.43x = 1,535,345.29 × 313,630.52
  4. Step 4: Simplify right side
    1,023,600.43x = 481,531,141,682.25
  5. Step 5: Solve for x
    x = 481,531,141,682.25/1,023,600.43
  6. Step 6: Final answer
    x = 470,428.82

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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.