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Finding the Fourth Proportional to 493,347.25, 740,137.88 and 160,923.25

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Solution

The fourth proportional to 493,347.25, 740,137.88 and 160,923.25 is: 241,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,347.25 : 740,137.88 = 160,923.25 : x
  2. Step 2: Convert to fraction form
    493,347.25/740,137.88 = 160,923.25/x
  3. Step 3: Cross multiply
    493,347.25x = 740,137.88 × 160,923.25
  4. Step 4: Simplify right side
    493,347.25x = 119,105,393,097.71
  5. Step 5: Solve for x
    x = 119,105,393,097.71/493,347.25
  6. Step 6: Final answer
    x = 241,423.04

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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.