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Finding the Fourth Proportional to 536,149.76, 739,476.68 and 364,200.30

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Solution

The fourth proportional to 536,149.76, 739,476.68 and 364,200.30 is: 502,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,149.76 : 739,476.68 = 364,200.30 : x
  2. Step 2: Convert to fraction form
    536,149.76/739,476.68 = 364,200.30/x
  3. Step 3: Cross multiply
    536,149.76x = 739,476.68 × 364,200.30
  4. Step 4: Simplify right side
    536,149.76x = 269,317,626,878.00
  5. Step 5: Solve for x
    x = 269,317,626,878.00/536,149.76
  6. Step 6: Final answer
    x = 502,317.91

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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.