Home / 649,488.95-973,984.28-222,945.29

Finding the Fourth Proportional to 649,488.95, 973,984.28 and 222,945.29

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Solution

The fourth proportional to 649,488.95, 973,984.28 and 222,945.29 is: 334,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,488.95 : 973,984.28 = 222,945.29 : x
  2. Step 2: Convert to fraction form
    649,488.95/973,984.28 = 222,945.29/x
  3. Step 3: Cross multiply
    649,488.95x = 973,984.28 × 222,945.29
  4. Step 4: Simplify right side
    649,488.95x = 217,145,201,775.39
  5. Step 5: Solve for x
    x = 217,145,201,775.39/649,488.95
  6. Step 6: Final answer
    x = 334,332.41

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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.