Home / 224,544.65-309,345.26-156,438.44

Finding the Fourth Proportional to 224,544.65, 309,345.26 and 156,438.44

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Solution

The fourth proportional to 224,544.65, 309,345.26 and 156,438.44 is: 215,518.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,544.65 : 309,345.26 = 156,438.44 : x
  2. Step 2: Convert to fraction form
    224,544.65/309,345.26 = 156,438.44/x
  3. Step 3: Cross multiply
    224,544.65x = 309,345.26 × 156,438.44
  4. Step 4: Simplify right side
    224,544.65x = 48,393,489,895.79
  5. Step 5: Solve for x
    x = 48,393,489,895.79/224,544.65
  6. Step 6: Final answer
    x = 215,518.34

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1.5x scale

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.