Home / 649,124.64-973,769.04-222,743.52

Finding the Fourth Proportional to 649,124.64, 973,769.04 and 222,743.52

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Solution

The fourth proportional to 649,124.64, 973,769.04 and 222,743.52 is: 334,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,124.64 : 973,769.04 = 222,743.52 : x
  2. Step 2: Convert to fraction form
    649,124.64/973,769.04 = 222,743.52/x
  3. Step 3: Cross multiply
    649,124.64x = 973,769.04 × 222,743.52
  4. Step 4: Simplify right side
    649,124.64x = 216,900,743,636.62
  5. Step 5: Solve for x
    x = 216,900,743,636.62/649,124.64
  6. Step 6: Final answer
    x = 334,143.45

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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.