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Finding the Fourth Proportional to 270,340.56, 373,097.19 and 149,490.96

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Solution

The fourth proportional to 270,340.56, 373,097.19 and 149,490.96 is: 206,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,340.56 : 373,097.19 = 149,490.96 : x
  2. Step 2: Convert to fraction form
    270,340.56/373,097.19 = 149,490.96/x
  3. Step 3: Cross multiply
    270,340.56x = 373,097.19 × 149,490.96
  4. Step 4: Simplify right side
    270,340.56x = 55,774,657,106.40
  5. Step 5: Solve for x
    x = 55,774,657,106.40/270,340.56
  6. Step 6: Final answer
    x = 206,312.58

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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.