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Finding the Fourth Proportional to 535,578.76, 801,448.62 and 463,778.86

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Solution

The fourth proportional to 535,578.76, 801,448.62 and 463,778.86 is: 694,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,578.76 : 801,448.62 = 463,778.86 : x
  2. Step 2: Convert to fraction form
    535,578.76/801,448.62 = 463,778.86/x
  3. Step 3: Cross multiply
    535,578.76x = 801,448.62 × 463,778.86
  4. Step 4: Simplify right side
    535,578.76x = 371,694,927,332.17
  5. Step 5: Solve for x
    x = 371,694,927,332.17/535,578.76
  6. Step 6: Final answer
    x = 694,006.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.