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Finding the Fourth Proportional to 364,893.86, 503,901.33 and 345,014.30

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Solution

The fourth proportional to 364,893.86, 503,901.33 and 345,014.30 is: 476,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,893.86 : 503,901.33 = 345,014.30 : x
  2. Step 2: Convert to fraction form
    364,893.86/503,901.33 = 345,014.30/x
  3. Step 3: Cross multiply
    364,893.86x = 503,901.33 × 345,014.30
  4. Step 4: Simplify right side
    364,893.86x = 173,853,164,639.02
  5. Step 5: Solve for x
    x = 173,853,164,639.02/364,893.86
  6. Step 6: Final answer
    x = 476,448.59

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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.