Home / 797,784.74-1,101,188.55-491,957.09

Finding the Fourth Proportional to 797,784.74, 1,101,188.55 and 491,957.09

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Solution

The fourth proportional to 797,784.74, 1,101,188.55 and 491,957.09 is: 679,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,784.74 : 1,101,188.55 = 491,957.09 : x
  2. Step 2: Convert to fraction form
    797,784.74/1,101,188.55 = 491,957.09/x
  3. Step 3: Cross multiply
    797,784.74x = 1,101,188.55 × 491,957.09
  4. Step 4: Simplify right side
    797,784.74x = 541,737,514,599.32
  5. Step 5: Solve for x
    x = 541,737,514,599.32/797,784.74
  6. Step 6: Final answer
    x = 679,052.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.