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Finding the Fourth Proportional to 589,573.89, 884,311.43 and 210,774.56

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Solution

The fourth proportional to 589,573.89, 884,311.43 and 210,774.56 is: 316,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,573.89 : 884,311.43 = 210,774.56 : x
  2. Step 2: Convert to fraction form
    589,573.89/884,311.43 = 210,774.56/x
  3. Step 3: Cross multiply
    589,573.89x = 884,311.43 × 210,774.56
  4. Step 4: Simplify right side
    589,573.89x = 186,390,347,085.79
  5. Step 5: Solve for x
    x = 186,390,347,085.79/589,573.89
  6. Step 6: Final answer
    x = 316,144.17

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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.