Home / 828,848.20-1,243,272.30-662,960.20

Finding the Fourth Proportional to 828,848.20, 1,243,272.30 and 662,960.20

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Solution

The fourth proportional to 828,848.20, 1,243,272.30 and 662,960.20 is: 994,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,848.20 : 1,243,272.30 = 662,960.20 : x
  2. Step 2: Convert to fraction form
    828,848.20/1,243,272.30 = 662,960.20/x
  3. Step 3: Cross multiply
    828,848.20x = 1,243,272.30 × 662,960.20
  4. Step 4: Simplify right side
    828,848.20x = 824,240,052,662.46
  5. Step 5: Solve for x
    x = 824,240,052,662.46/828,848.20
  6. Step 6: Final answer
    x = 994,440.30

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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.