Home / 1,023,966.65-1,535,892.57-313,992.74

Finding the Fourth Proportional to 1,023,966.65, 1,535,892.57 and 313,992.74

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Solution

The fourth proportional to 1,023,966.65, 1,535,892.57 and 313,992.74 is: 470,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,966.65 : 1,535,892.57 = 313,992.74 : x
  2. Step 2: Convert to fraction form
    1,023,966.65/1,535,892.57 = 313,992.74/x
  3. Step 3: Cross multiply
    1,023,966.65x = 1,535,892.57 × 313,992.74
  4. Step 4: Simplify right side
    1,023,966.65x = 482,259,120,239.67
  5. Step 5: Solve for x
    x = 482,259,120,239.67/1,023,966.65
  6. Step 6: Final answer
    x = 470,971.51

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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.