Home / 695,364.60-1,043,046.90-340,433.40

Finding the Fourth Proportional to 695,364.60, 1,043,046.90 and 340,433.40

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Solution

The fourth proportional to 695,364.60, 1,043,046.90 and 340,433.40 is: 510,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,364.60 : 1,043,046.90 = 340,433.40 : x
  2. Step 2: Convert to fraction form
    695,364.60/1,043,046.90 = 340,433.40/x
  3. Step 3: Cross multiply
    695,364.60x = 1,043,046.90 × 340,433.40
  4. Step 4: Simplify right side
    695,364.60x = 355,088,002,526.46
  5. Step 5: Solve for x
    x = 355,088,002,526.46/695,364.60
  6. Step 6: Final answer
    x = 510,650.10

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Similar ratio
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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.