Home / 1,071,634.80-1,605,216.60-503,500.80

Finding the Fourth Proportional to 1,071,634.80, 1,605,216.60 and 503,500.80

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Solution

The fourth proportional to 1,071,634.80, 1,605,216.60 and 503,500.80 is: 754,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,634.80 : 1,605,216.60 = 503,500.80 : x
  2. Step 2: Convert to fraction form
    1,071,634.80/1,605,216.60 = 503,500.80/x
  3. Step 3: Cross multiply
    1,071,634.80x = 1,605,216.60 × 503,500.80
  4. Step 4: Simplify right side
    1,071,634.80x = 808,227,842,273.28
  5. Step 5: Solve for x
    x = 808,227,842,273.28/1,071,634.80
  6. Step 6: Final answer
    x = 754,200.82

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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.