Home / 692,665.30-1,036,634.77-580,472.20

Finding the Fourth Proportional to 692,665.30, 1,036,634.77 and 580,472.20

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Solution

The fourth proportional to 692,665.30, 1,036,634.77 and 580,472.20 is: 868,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,665.30 : 1,036,634.77 = 580,472.20 : x
  2. Step 2: Convert to fraction form
    692,665.30/1,036,634.77 = 580,472.20/x
  3. Step 3: Cross multiply
    692,665.30x = 1,036,634.77 × 580,472.20
  4. Step 4: Simplify right side
    692,665.30x = 601,737,665,538.39
  5. Step 5: Solve for x
    x = 601,737,665,538.39/692,665.30
  6. Step 6: Final answer
    x = 868,727.89

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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.