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Finding the Fourth Proportional to 508,251.77, 761,881.93 and 241,940.78

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Solution

The fourth proportional to 508,251.77, 761,881.93 and 241,940.78 is: 362,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,251.77 : 761,881.93 = 241,940.78 : x
  2. Step 2: Convert to fraction form
    508,251.77/761,881.93 = 241,940.78/x
  3. Step 3: Cross multiply
    508,251.77x = 761,881.93 × 241,940.78
  4. Step 4: Simplify right side
    508,251.77x = 184,330,308,412.11
  5. Step 5: Solve for x
    x = 184,330,308,412.11/508,251.77
  6. Step 6: Final answer
    x = 362,675.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.