Home / 790,898.89-1,185,845.51-670,997.16

Finding the Fourth Proportional to 790,898.89, 1,185,845.51 and 670,997.16

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Solution

The fourth proportional to 790,898.89, 1,185,845.51 and 670,997.16 is: 1,006,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,898.89 : 1,185,845.51 = 670,997.16 : x
  2. Step 2: Convert to fraction form
    790,898.89/1,185,845.51 = 670,997.16/x
  3. Step 3: Cross multiply
    790,898.89x = 1,185,845.51 × 670,997.16
  4. Step 4: Simplify right side
    790,898.89x = 795,698,960,124.54
  5. Step 5: Solve for x
    x = 795,698,960,124.54/790,898.89
  6. Step 6: Final answer
    x = 1,006,069.13

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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.