Home / 777,190.30-1,165,785.45-461,484.70

Finding the Fourth Proportional to 777,190.30, 1,165,785.45 and 461,484.70

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Solution

The fourth proportional to 777,190.30, 1,165,785.45 and 461,484.70 is: 692,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,190.30 : 1,165,785.45 = 461,484.70 : x
  2. Step 2: Convert to fraction form
    777,190.30/1,165,785.45 = 461,484.70/x
  3. Step 3: Cross multiply
    777,190.30x = 1,165,785.45 × 461,484.70
  4. Step 4: Simplify right side
    777,190.30x = 537,992,148,657.62
  5. Step 5: Solve for x
    x = 537,992,148,657.62/777,190.30
  6. Step 6: Final answer
    x = 692,227.05

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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.