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Finding the Fourth Proportional to 580,095.84, 870,167.40 and 276,333.87

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Solution

The fourth proportional to 580,095.84, 870,167.40 and 276,333.87 is: 414,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,095.84 : 870,167.40 = 276,333.87 : x
  2. Step 2: Convert to fraction form
    580,095.84/870,167.40 = 276,333.87/x
  3. Step 3: Cross multiply
    580,095.84x = 870,167.40 × 276,333.87
  4. Step 4: Simplify right side
    580,095.84x = 240,456,725,189.84
  5. Step 5: Solve for x
    x = 240,456,725,189.84/580,095.84
  6. Step 6: Final answer
    x = 414,512.07

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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.