Home / 310,984.40-466,534.20-100,629.20

Finding the Fourth Proportional to 310,984.40, 466,534.20 and 100,629.20

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Solution

The fourth proportional to 310,984.40, 466,534.20 and 100,629.20 is: 150,962.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,984.40 : 466,534.20 = 100,629.20 : x
  2. Step 2: Convert to fraction form
    310,984.40/466,534.20 = 100,629.20/x
  3. Step 3: Cross multiply
    310,984.40x = 466,534.20 × 100,629.20
  4. Step 4: Simplify right side
    310,984.40x = 46,946,963,318.64
  5. Step 5: Solve for x
    x = 46,946,963,318.64/310,984.40
  6. Step 6: Final answer
    x = 150,962.44

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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.