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Finding the Fourth Proportional to 270,465.55, 373,237.85 and 149,606.74

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Solution

The fourth proportional to 270,465.55, 373,237.85 and 149,606.74 is: 206,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,465.55 : 373,237.85 = 149,606.74 : x
  2. Step 2: Convert to fraction form
    270,465.55/373,237.85 = 149,606.74/x
  3. Step 3: Cross multiply
    270,465.55x = 373,237.85 × 149,606.74
  4. Step 4: Simplify right side
    270,465.55x = 55,838,895,368.89
  5. Step 5: Solve for x
    x = 55,838,895,368.89/270,465.55
  6. Step 6: Final answer
    x = 206,454.75

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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.