Home / 649,467.72-974,108.70-222,995.57

Finding the Fourth Proportional to 649,467.72, 974,108.70 and 222,995.57

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Solution

The fourth proportional to 649,467.72, 974,108.70 and 222,995.57 is: 334,461.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,467.72 : 974,108.70 = 222,995.57 : x
  2. Step 2: Convert to fraction form
    649,467.72/974,108.70 = 222,995.57/x
  3. Step 3: Cross multiply
    649,467.72x = 974,108.70 × 222,995.57
  4. Step 4: Simplify right side
    649,467.72x = 217,221,919,927.92
  5. Step 5: Solve for x
    x = 217,221,919,927.92/649,467.72
  6. Step 6: Final answer
    x = 334,461.46

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1.5x scale

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.