Home / 806,048.30-1,209,220.06-332,475.32

Finding the Fourth Proportional to 806,048.30, 1,209,220.06 and 332,475.32

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Solution

The fourth proportional to 806,048.30, 1,209,220.06 and 332,475.32 is: 498,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,048.30 : 1,209,220.06 = 332,475.32 : x
  2. Step 2: Convert to fraction form
    806,048.30/1,209,220.06 = 332,475.32/x
  3. Step 3: Cross multiply
    806,048.30x = 1,209,220.06 × 332,475.32
  4. Step 4: Simplify right side
    806,048.30x = 402,035,826,398.92
  5. Step 5: Solve for x
    x = 402,035,826,398.92/806,048.30
  6. Step 6: Final answer
    x = 498,773.87

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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.