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Finding the Fourth Proportional to 536,752.72, 740,703.72 and 295,035.76

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Solution

The fourth proportional to 536,752.72, 740,703.72 and 295,035.76 is: 407,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,752.72 : 740,703.72 = 295,035.76 : x
  2. Step 2: Convert to fraction form
    536,752.72/740,703.72 = 295,035.76/x
  3. Step 3: Cross multiply
    536,752.72x = 740,703.72 × 295,035.76
  4. Step 4: Simplify right side
    536,752.72x = 218,534,084,965.03
  5. Step 5: Solve for x
    x = 218,534,084,965.03/536,752.72
  6. Step 6: Final answer
    x = 407,141.09

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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.