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Finding the Fourth Proportional to 277,393.60, 382,803.20 and 150,069.12

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Solution

The fourth proportional to 277,393.60, 382,803.20 and 150,069.12 is: 207,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,393.60 : 382,803.20 = 150,069.12 : x
  2. Step 2: Convert to fraction form
    277,393.60/382,803.20 = 150,069.12/x
  3. Step 3: Cross multiply
    277,393.60x = 382,803.20 × 150,069.12
  4. Step 4: Simplify right side
    277,393.60x = 57,446,939,357.18
  5. Step 5: Solve for x
    x = 57,446,939,357.18/277,393.60
  6. Step 6: Final answer
    x = 207,095.40

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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.