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Finding the Fourth Proportional to 277,602.90, 383,091.93 and 150,278.40

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Solution

The fourth proportional to 277,602.90, 383,091.93 and 150,278.40 is: 207,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,602.90 : 383,091.93 = 150,278.40 : x
  2. Step 2: Convert to fraction form
    277,602.90/383,091.93 = 150,278.40/x
  3. Step 3: Cross multiply
    277,602.90x = 383,091.93 × 150,278.40
  4. Step 4: Simplify right side
    277,602.90x = 57,570,442,293.31
  5. Step 5: Solve for x
    x = 57,570,442,293.31/277,602.90
  6. Step 6: Final answer
    x = 207,384.15

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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.