Home / 644,772.20-966,927.90-224,061.80

Finding the Fourth Proportional to 644,772.20, 966,927.90 and 224,061.80

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Solution

The fourth proportional to 644,772.20, 966,927.90 and 224,061.80 is: 336,012.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,772.20 : 966,927.90 = 224,061.80 : x
  2. Step 2: Convert to fraction form
    644,772.20/966,927.90 = 224,061.80/x
  3. Step 3: Cross multiply
    644,772.20x = 966,927.90 × 224,061.80
  4. Step 4: Simplify right side
    644,772.20x = 216,651,605,744.22
  5. Step 5: Solve for x
    x = 216,651,605,744.22/644,772.20
  6. Step 6: Final answer
    x = 336,012.63

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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.