Home / 441,630.20-662,445.30-255,006.20

Finding the Fourth Proportional to 441,630.20, 662,445.30 and 255,006.20

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Solution

The fourth proportional to 441,630.20, 662,445.30 and 255,006.20 is: 382,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,630.20 : 662,445.30 = 255,006.20 : x
  2. Step 2: Convert to fraction form
    441,630.20/662,445.30 = 255,006.20/x
  3. Step 3: Cross multiply
    441,630.20x = 662,445.30 × 255,006.20
  4. Step 4: Simplify right side
    441,630.20x = 168,927,658,660.86
  5. Step 5: Solve for x
    x = 168,927,658,660.86/441,630.20
  6. Step 6: Final answer
    x = 382,509.30

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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.