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Finding the Fourth Proportional to 503,925, 695,171.52 and 322,491.48

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Solution

The fourth proportional to 503,925, 695,171.52 and 322,491.48 is: 444,881.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,925 : 695,171.52 = 322,491.48 : x
  2. Step 2: Convert to fraction form
    503,925/695,171.52 = 322,491.48/x
  3. Step 3: Cross multiply
    503,925x = 695,171.52 × 322,491.48
  4. Step 4: Simplify right side
    503,925x = 224,186,892,338.65
  5. Step 5: Solve for x
    x = 224,186,892,338.65/503,925
  6. Step 6: Final answer
    x = 444,881.47

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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.