Home / 467,984.90-641,136.25-450,485.01

Finding the Fourth Proportional to 467,984.90, 641,136.25 and 450,485.01

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Solution

The fourth proportional to 467,984.90, 641,136.25 and 450,485.01 is: 617,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,984.90 : 641,136.25 = 450,485.01 : x
  2. Step 2: Convert to fraction form
    467,984.90/641,136.25 = 450,485.01/x
  3. Step 3: Cross multiply
    467,984.90x = 641,136.25 × 450,485.01
  4. Step 4: Simplify right side
    467,984.90x = 288,822,268,618.46
  5. Step 5: Solve for x
    x = 288,822,268,618.46/467,984.90
  6. Step 6: Final answer
    x = 617,161.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.