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Finding the Fourth Proportional to 536,810.60, 740,801.04 and 295,108.76

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Solution

The fourth proportional to 536,810.60, 740,801.04 and 295,108.76 is: 407,251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,810.60 : 740,801.04 = 295,108.76 : x
  2. Step 2: Convert to fraction form
    536,810.60/740,801.04 = 295,108.76/x
  3. Step 3: Cross multiply
    536,810.60x = 740,801.04 × 295,108.76
  4. Step 4: Simplify right side
    536,810.60x = 218,616,876,321.11
  5. Step 5: Solve for x
    x = 218,616,876,321.11/536,810.60
  6. Step 6: Final answer
    x = 407,251.41

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Double scale
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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.