Home / 890,396.66-1,336,033.46-417,000.26

Finding the Fourth Proportional to 890,396.66, 1,336,033.46 and 417,000.26

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Solution

The fourth proportional to 890,396.66, 1,336,033.46 and 417,000.26 is: 625,705.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,396.66 : 1,336,033.46 = 417,000.26 : x
  2. Step 2: Convert to fraction form
    890,396.66/1,336,033.46 = 417,000.26/x
  3. Step 3: Cross multiply
    890,396.66x = 1,336,033.46 × 417,000.26
  4. Step 4: Simplify right side
    890,396.66x = 557,126,294,551.03
  5. Step 5: Solve for x
    x = 557,126,294,551.03/890,396.66
  6. Step 6: Final answer
    x = 625,705.74

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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.