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Finding the Fourth Proportional to 532,848.88, 735,322.88 and 291,126.27

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Solution

The fourth proportional to 532,848.88, 735,322.88 and 291,126.27 is: 401,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,848.88 : 735,322.88 = 291,126.27 : x
  2. Step 2: Convert to fraction form
    532,848.88/735,322.88 = 291,126.27/x
  3. Step 3: Cross multiply
    532,848.88x = 735,322.88 × 291,126.27
  4. Step 4: Simplify right side
    532,848.88x = 214,071,805,011.56
  5. Step 5: Solve for x
    x = 214,071,805,011.56/532,848.88
  6. Step 6: Final answer
    x = 401,749.56

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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.