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Finding the Fourth Proportional to 655,179.17, 904,153.69 and 364,794.77

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Solution

The fourth proportional to 655,179.17, 904,153.69 and 364,794.77 is: 503,420.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,179.17 : 904,153.69 = 364,794.77 : x
  2. Step 2: Convert to fraction form
    655,179.17/904,153.69 = 364,794.77/x
  3. Step 3: Cross multiply
    655,179.17x = 904,153.69 × 364,794.77
  4. Step 4: Simplify right side
    655,179.17x = 329,830,540,104.58
  5. Step 5: Solve for x
    x = 329,830,540,104.58/655,179.17
  6. Step 6: Final answer
    x = 503,420.37

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Double scale
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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.