Home / 696,911.76-1,045,364.40-460,197.90

Finding the Fourth Proportional to 696,911.76, 1,045,364.40 and 460,197.90

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Solution

The fourth proportional to 696,911.76, 1,045,364.40 and 460,197.90 is: 690,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,911.76 : 1,045,364.40 = 460,197.90 : x
  2. Step 2: Convert to fraction form
    696,911.76/1,045,364.40 = 460,197.90/x
  3. Step 3: Cross multiply
    696,911.76x = 1,045,364.40 × 460,197.90
  4. Step 4: Simplify right side
    696,911.76x = 481,074,501,614.76
  5. Step 5: Solve for x
    x = 481,074,501,614.76/696,911.76
  6. Step 6: Final answer
    x = 690,294.71

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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.