Home / 904,376.60-1,356,564.90-823,020.20

Finding the Fourth Proportional to 904,376.60, 1,356,564.90 and 823,020.20

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Solution

The fourth proportional to 904,376.60, 1,356,564.90 and 823,020.20 is: 1,234,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,376.60 : 1,356,564.90 = 823,020.20 : x
  2. Step 2: Convert to fraction form
    904,376.60/1,356,564.90 = 823,020.20/x
  3. Step 3: Cross multiply
    904,376.60x = 1,356,564.90 × 823,020.20
  4. Step 4: Simplify right side
    904,376.60x = 1,116,480,315,310.98
  5. Step 5: Solve for x
    x = 1,116,480,315,310.98/904,376.60
  6. Step 6: Final answer
    x = 1,234,530.30

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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.