Home / 828,941.80-1,244,068.80-323,744.80

Finding the Fourth Proportional to 828,941.80, 1,244,068.80 and 323,744.80

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Solution

The fourth proportional to 828,941.80, 1,244,068.80 and 323,744.80 is: 485,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,941.80 : 1,244,068.80 = 323,744.80 : x
  2. Step 2: Convert to fraction form
    828,941.80/1,244,068.80 = 323,744.80/x
  3. Step 3: Cross multiply
    828,941.80x = 1,244,068.80 × 323,744.80
  4. Step 4: Simplify right side
    828,941.80x = 402,760,804,842.24
  5. Step 5: Solve for x
    x = 402,760,804,842.24/828,941.80
  6. Step 6: Final answer
    x = 485,873.44

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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.