Home / 735,006.40-1,102,509.60-236,420.80

Finding the Fourth Proportional to 735,006.40, 1,102,509.60 and 236,420.80

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Solution

The fourth proportional to 735,006.40, 1,102,509.60 and 236,420.80 is: 354,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,006.40 : 1,102,509.60 = 236,420.80 : x
  2. Step 2: Convert to fraction form
    735,006.40/1,102,509.60 = 236,420.80/x
  3. Step 3: Cross multiply
    735,006.40x = 1,102,509.60 × 236,420.80
  4. Step 4: Simplify right side
    735,006.40x = 260,656,201,639.68
  5. Step 5: Solve for x
    x = 260,656,201,639.68/735,006.40
  6. Step 6: Final answer
    x = 354,631.20

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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.