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Finding the Fourth Proportional to 365,077.77, 504,152.40 and 345,197.94

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Solution

The fourth proportional to 365,077.77, 504,152.40 and 345,197.94 is: 476,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,077.77 : 504,152.40 = 345,197.94 : x
  2. Step 2: Convert to fraction form
    365,077.77/504,152.40 = 345,197.94/x
  3. Step 3: Cross multiply
    365,077.77x = 504,152.40 × 345,197.94
  4. Step 4: Simplify right side
    365,077.77x = 174,032,369,926.06
  5. Step 5: Solve for x
    x = 174,032,369,926.06/365,077.77
  6. Step 6: Final answer
    x = 476,699.44

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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.