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Finding the Fourth Proportional to 262,880.80, 393,802.80 and 244,218.40

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Solution

The fourth proportional to 262,880.80, 393,802.80 and 244,218.40 is: 365,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,880.80 : 393,802.80 = 244,218.40 : x
  2. Step 2: Convert to fraction form
    262,880.80/393,802.80 = 244,218.40/x
  3. Step 3: Cross multiply
    262,880.80x = 393,802.80 × 244,218.40
  4. Step 4: Simplify right side
    262,880.80x = 96,173,889,731.52
  5. Step 5: Solve for x
    x = 96,173,889,731.52/262,880.80
  6. Step 6: Final answer
    x = 365,846.00

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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.