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Finding the Fourth Proportional to 194,966.90, 292,450.35 and 194,966.90

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Solution

The fourth proportional to 194,966.90, 292,450.35 and 194,966.90 is: 292,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,966.90 : 292,450.35 = 194,966.90 : x
  2. Step 2: Convert to fraction form
    194,966.90/292,450.35 = 194,966.90/x
  3. Step 3: Cross multiply
    194,966.90x = 292,450.35 × 194,966.90
  4. Step 4: Simplify right side
    194,966.90x = 57,018,138,143.42
  5. Step 5: Solve for x
    x = 57,018,138,143.42/194,966.90
  6. Step 6: Final answer
    x = 292,450.35

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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.