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Finding the Fourth Proportional to 442,047.87, 610,099.76 and 260,804.70

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Solution

The fourth proportional to 442,047.87, 610,099.76 and 260,804.70 is: 359,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,047.87 : 610,099.76 = 260,804.70 : x
  2. Step 2: Convert to fraction form
    442,047.87/610,099.76 = 260,804.70/x
  3. Step 3: Cross multiply
    442,047.87x = 610,099.76 × 260,804.70
  4. Step 4: Simplify right side
    442,047.87x = 159,116,884,876.87
  5. Step 5: Solve for x
    x = 159,116,884,876.87/442,047.87
  6. Step 6: Final answer
    x = 359,953.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.