Home / 734,810.40-1,102,215.60-262,029.60

Finding the Fourth Proportional to 734,810.40, 1,102,215.60 and 262,029.60

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Solution

The fourth proportional to 734,810.40, 1,102,215.60 and 262,029.60 is: 393,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,810.40 : 1,102,215.60 = 262,029.60 : x
  2. Step 2: Convert to fraction form
    734,810.40/1,102,215.60 = 262,029.60/x
  3. Step 3: Cross multiply
    734,810.40x = 1,102,215.60 × 262,029.60
  4. Step 4: Simplify right side
    734,810.40x = 288,813,112,781.76
  5. Step 5: Solve for x
    x = 288,813,112,781.76/734,810.40
  6. Step 6: Final answer
    x = 393,044.40

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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.