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Finding the Fourth Proportional to 496,898.40, 745,347.60 and 164,474.40

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Solution

The fourth proportional to 496,898.40, 745,347.60 and 164,474.40 is: 246,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,898.40 : 745,347.60 = 164,474.40 : x
  2. Step 2: Convert to fraction form
    496,898.40/745,347.60 = 164,474.40/x
  3. Step 3: Cross multiply
    496,898.40x = 745,347.60 × 164,474.40
  4. Step 4: Simplify right side
    496,898.40x = 122,590,599,301.44
  5. Step 5: Solve for x
    x = 122,590,599,301.44/496,898.40
  6. Step 6: Final answer
    x = 246,711.60

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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.