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Finding the Fourth Proportional to 532,953.03, 735,484.82 and 291,245.79

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Solution

The fourth proportional to 532,953.03, 735,484.82 and 291,245.79 is: 401,924.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,953.03 : 735,484.82 = 291,245.79 : x
  2. Step 2: Convert to fraction form
    532,953.03/735,484.82 = 291,245.79/x
  3. Step 3: Cross multiply
    532,953.03x = 735,484.82 × 291,245.79
  4. Step 4: Simplify right side
    532,953.03x = 214,206,858,735.75
  5. Step 5: Solve for x
    x = 214,206,858,735.75/532,953.03
  6. Step 6: Final answer
    x = 401,924.46

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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.