Home / 353,095.07-487,269.15-200,162.10

Finding the Fourth Proportional to 353,095.07, 487,269.15 and 200,162.10

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Solution

The fourth proportional to 353,095.07, 487,269.15 and 200,162.10 is: 276,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,095.07 : 487,269.15 = 200,162.10 : x
  2. Step 2: Convert to fraction form
    353,095.07/487,269.15 = 200,162.10/x
  3. Step 3: Cross multiply
    353,095.07x = 487,269.15 × 200,162.10
  4. Step 4: Simplify right side
    353,095.07x = 97,532,816,329.22
  5. Step 5: Solve for x
    x = 97,532,816,329.22/353,095.07
  6. Step 6: Final answer
    x = 276,222.54

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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.