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Finding the Fourth Proportional to 371,467.44, 557,200.08 and 134,809.20

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Solution

The fourth proportional to 371,467.44, 557,200.08 and 134,809.20 is: 202,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,467.44 : 557,200.08 = 134,809.20 : x
  2. Step 2: Convert to fraction form
    371,467.44/557,200.08 = 134,809.20/x
  3. Step 3: Cross multiply
    371,467.44x = 557,200.08 × 134,809.20
  4. Step 4: Simplify right side
    371,467.44x = 75,115,697,024.74
  5. Step 5: Solve for x
    x = 75,115,697,024.74/371,467.44
  6. Step 6: Final answer
    x = 202,213.41

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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.