Home / 442,864.07-610,941.91-261,454.47

Finding the Fourth Proportional to 442,864.07, 610,941.91 and 261,454.47

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Solution

The fourth proportional to 442,864.07, 610,941.91 and 261,454.47 is: 360,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,864.07 : 610,941.91 = 261,454.47 : x
  2. Step 2: Convert to fraction form
    442,864.07/610,941.91 = 261,454.47/x
  3. Step 3: Cross multiply
    442,864.07x = 610,941.91 × 261,454.47
  4. Step 4: Simplify right side
    442,864.07x = 159,733,488,917.86
  5. Step 5: Solve for x
    x = 159,733,488,917.86/442,864.07
  6. Step 6: Final answer
    x = 360,682.88

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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.