Home / 900,997.23-1,243,376.66-493,098.83

Finding the Fourth Proportional to 900,997.23, 1,243,376.66 and 493,098.83

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Solution

The fourth proportional to 900,997.23, 1,243,376.66 and 493,098.83 is: 680,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,997.23 : 1,243,376.66 = 493,098.83 : x
  2. Step 2: Convert to fraction form
    900,997.23/1,243,376.66 = 493,098.83/x
  3. Step 3: Cross multiply
    900,997.23x = 1,243,376.66 × 493,098.83
  4. Step 4: Simplify right side
    900,997.23x = 613,107,570,721.37
  5. Step 5: Solve for x
    x = 613,107,570,721.37/900,997.23
  6. Step 6: Final answer
    x = 680,476.65

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1.5x scale

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.