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Finding the Fourth Proportional to 403,044.60, 603,692.10 and 333,060.60

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Solution

The fourth proportional to 403,044.60, 603,692.10 and 333,060.60 is: 498,868.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,044.60 : 603,692.10 = 333,060.60 : x
  2. Step 2: Convert to fraction form
    403,044.60/603,692.10 = 333,060.60/x
  3. Step 3: Cross multiply
    403,044.60x = 603,692.10 × 333,060.60
  4. Step 4: Simplify right side
    403,044.60x = 201,066,053,041.26
  5. Step 5: Solve for x
    x = 201,066,053,041.26/403,044.60
  6. Step 6: Final answer
    x = 498,868.00

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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.