Home / 476,622.43-714,933.05-121,636.46

Finding the Fourth Proportional to 476,622.43, 714,933.05 and 121,636.46

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Solution

The fourth proportional to 476,622.43, 714,933.05 and 121,636.46 is: 182,454.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,622.43 : 714,933.05 = 121,636.46 : x
  2. Step 2: Convert to fraction form
    476,622.43/714,933.05 = 121,636.46/x
  3. Step 3: Cross multiply
    476,622.43x = 714,933.05 × 121,636.46
  4. Step 4: Simplify right side
    476,622.43x = 86,961,925,339.00
  5. Step 5: Solve for x
    x = 86,961,925,339.00/476,622.43
  6. Step 6: Final answer
    x = 182,454.54

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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.