Home / 669,181.03-1,003,772.15-550,603.10

Finding the Fourth Proportional to 669,181.03, 1,003,772.15 and 550,603.10

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Solution

The fourth proportional to 669,181.03, 1,003,772.15 and 550,603.10 is: 825,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,181.03 : 1,003,772.15 = 550,603.10 : x
  2. Step 2: Convert to fraction form
    669,181.03/1,003,772.15 = 550,603.10/x
  3. Step 3: Cross multiply
    669,181.03x = 1,003,772.15 × 550,603.10
  4. Step 4: Simplify right side
    669,181.03x = 552,680,054,730.65
  5. Step 5: Solve for x
    x = 552,680,054,730.65/669,181.03
  6. Step 6: Final answer
    x = 825,905.15

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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.