Home / 804,574.30-1,207,541.85-331,599.10

Finding the Fourth Proportional to 804,574.30, 1,207,541.85 and 331,599.10

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Solution

The fourth proportional to 804,574.30, 1,207,541.85 and 331,599.10 is: 497,679.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,574.30 : 1,207,541.85 = 331,599.10 : x
  2. Step 2: Convert to fraction form
    804,574.30/1,207,541.85 = 331,599.10/x
  3. Step 3: Cross multiply
    804,574.30x = 1,207,541.85 × 331,599.10
  4. Step 4: Simplify right side
    804,574.30x = 400,419,790,672.34
  5. Step 5: Solve for x
    x = 400,419,790,672.34/804,574.30
  6. Step 6: Final answer
    x = 497,679.07

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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.