Home / 997,682.68-1,376,782.38-562,100.92

Finding the Fourth Proportional to 997,682.68, 1,376,782.38 and 562,100.92

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Solution

The fourth proportional to 997,682.68, 1,376,782.38 and 562,100.92 is: 775,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,682.68 : 1,376,782.38 = 562,100.92 : x
  2. Step 2: Convert to fraction form
    997,682.68/1,376,782.38 = 562,100.92/x
  3. Step 3: Cross multiply
    997,682.68x = 1,376,782.38 × 562,100.92
  4. Step 4: Simplify right side
    997,682.68x = 773,890,642,437.79
  5. Step 5: Solve for x
    x = 773,890,642,437.79/997,682.68
  6. Step 6: Final answer
    x = 775,688.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.