Home / 940,543.10-1,298,345.82-635,032.87

Finding the Fourth Proportional to 940,543.10, 1,298,345.82 and 635,032.87

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Solution

The fourth proportional to 940,543.10, 1,298,345.82 and 635,032.87 is: 876,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,543.10 : 1,298,345.82 = 635,032.87 : x
  2. Step 2: Convert to fraction form
    940,543.10/1,298,345.82 = 635,032.87/x
  3. Step 3: Cross multiply
    940,543.10x = 1,298,345.82 × 635,032.87
  4. Step 4: Simplify right side
    940,543.10x = 824,492,269,151.94
  5. Step 5: Solve for x
    x = 824,492,269,151.94/940,543.10
  6. Step 6: Final answer
    x = 876,612.96

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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.