Home / 902,300.40-1,353,742.20-603,118.80

Finding the Fourth Proportional to 902,300.40, 1,353,742.20 and 603,118.80

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Solution

The fourth proportional to 902,300.40, 1,353,742.20 and 603,118.80 is: 904,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,300.40 : 1,353,742.20 = 603,118.80 : x
  2. Step 2: Convert to fraction form
    902,300.40/1,353,742.20 = 603,118.80/x
  3. Step 3: Cross multiply
    902,300.40x = 1,353,742.20 × 603,118.80
  4. Step 4: Simplify right side
    902,300.40x = 816,467,371,173.36
  5. Step 5: Solve for x
    x = 816,467,371,173.36/902,300.40
  6. Step 6: Final answer
    x = 904,873.11

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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.