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Finding the Fourth Proportional to 365,224.40, 548,246.20 and 282,485.20

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Solution

The fourth proportional to 365,224.40, 548,246.20 and 282,485.20 is: 424,044.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,224.40 : 548,246.20 = 282,485.20 : x
  2. Step 2: Convert to fraction form
    365,224.40/548,246.20 = 282,485.20/x
  3. Step 3: Cross multiply
    365,224.40x = 548,246.20 × 282,485.20
  4. Step 4: Simplify right side
    365,224.40x = 154,871,437,456.24
  5. Step 5: Solve for x
    x = 154,871,437,456.24/365,224.40
  6. Step 6: Final answer
    x = 424,044.61

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1.5x scale

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.