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Finding the Fourth Proportional to 403,731.60, 604,722.60 and 333,747.60

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Solution

The fourth proportional to 403,731.60, 604,722.60 and 333,747.60 is: 499,898.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,731.60 : 604,722.60 = 333,747.60 : x
  2. Step 2: Convert to fraction form
    403,731.60/604,722.60 = 333,747.60/x
  3. Step 3: Cross multiply
    403,731.60x = 604,722.60 × 333,747.60
  4. Step 4: Simplify right side
    403,731.60x = 201,824,716,415.76
  5. Step 5: Solve for x
    x = 201,824,716,415.76/403,731.60
  6. Step 6: Final answer
    x = 499,898.24

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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.