Home / 450,227.20-621,287.40-246,240.04

Finding the Fourth Proportional to 450,227.20, 621,287.40 and 246,240.04

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Solution

The fourth proportional to 450,227.20, 621,287.40 and 246,240.04 is: 339,796.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,227.20 : 621,287.40 = 246,240.04 : x
  2. Step 2: Convert to fraction form
    450,227.20/621,287.40 = 246,240.04/x
  3. Step 3: Cross multiply
    450,227.20x = 621,287.40 × 246,240.04
  4. Step 4: Simplify right side
    450,227.20x = 152,985,834,227.50
  5. Step 5: Solve for x
    x = 152,985,834,227.50/450,227.20
  6. Step 6: Final answer
    x = 339,796.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.