Home / 850,596.30-1,275,894.45-771,864.30

Finding the Fourth Proportional to 850,596.30, 1,275,894.45 and 771,864.30

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Solution

The fourth proportional to 850,596.30, 1,275,894.45 and 771,864.30 is: 1,157,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,596.30 : 1,275,894.45 = 771,864.30 : x
  2. Step 2: Convert to fraction form
    850,596.30/1,275,894.45 = 771,864.30/x
  3. Step 3: Cross multiply
    850,596.30x = 1,275,894.45 × 771,864.30
  4. Step 4: Simplify right side
    850,596.30x = 984,817,376,523.14
  5. Step 5: Solve for x
    x = 984,817,376,523.14/850,596.30
  6. Step 6: Final answer
    x = 1,157,796.45

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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.