Home / 735,201.40-1,102,802.10-262,420.60

Finding the Fourth Proportional to 735,201.40, 1,102,802.10 and 262,420.60

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Solution

The fourth proportional to 735,201.40, 1,102,802.10 and 262,420.60 is: 393,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,201.40 : 1,102,802.10 = 262,420.60 : x
  2. Step 2: Convert to fraction form
    735,201.40/1,102,802.10 = 262,420.60/x
  3. Step 3: Cross multiply
    735,201.40x = 1,102,802.10 × 262,420.60
  4. Step 4: Simplify right side
    735,201.40x = 289,397,988,763.26
  5. Step 5: Solve for x
    x = 289,397,988,763.26/735,201.40
  6. Step 6: Final answer
    x = 393,630.90

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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.