Home / 940,433.86-1,298,195.84-634,923.91

Finding the Fourth Proportional to 940,433.86, 1,298,195.84 and 634,923.91

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Solution

The fourth proportional to 940,433.86, 1,298,195.84 and 634,923.91 is: 876,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,433.86 : 1,298,195.84 = 634,923.91 : x
  2. Step 2: Convert to fraction form
    940,433.86/1,298,195.84 = 634,923.91/x
  3. Step 3: Cross multiply
    940,433.86x = 1,298,195.84 × 634,923.91
  4. Step 4: Simplify right side
    940,433.86x = 824,255,569,012.94
  5. Step 5: Solve for x
    x = 824,255,569,012.94/940,433.86
  6. Step 6: Final answer
    x = 876,463.10

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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.