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Finding the Fourth Proportional to 590,114.48, 884,954.84 and 210,932.88

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Solution

The fourth proportional to 590,114.48, 884,954.84 and 210,932.88 is: 316,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,114.48 : 884,954.84 = 210,932.88 : x
  2. Step 2: Convert to fraction form
    590,114.48/884,954.84 = 210,932.88/x
  3. Step 3: Cross multiply
    590,114.48x = 884,954.84 × 210,932.88
  4. Step 4: Simplify right side
    590,114.48x = 186,666,068,697.89
  5. Step 5: Solve for x
    x = 186,666,068,697.89/590,114.48
  6. Step 6: Final answer
    x = 316,321.79

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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.