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Finding the Fourth Proportional to 450,520.02, 675,802.49 and 134,946.86

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Solution

The fourth proportional to 450,520.02, 675,802.49 and 134,946.86 is: 202,427.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,520.02 : 675,802.49 = 134,946.86 : x
  2. Step 2: Convert to fraction form
    450,520.02/675,802.49 = 134,946.86/x
  3. Step 3: Cross multiply
    450,520.02x = 675,802.49 × 134,946.86
  4. Step 4: Simplify right side
    450,520.02x = 91,197,419,951.93
  5. Step 5: Solve for x
    x = 91,197,419,951.93/450,520.02
  6. Step 6: Final answer
    x = 202,427.01

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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.