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Finding the Fourth Proportional to 273,486.42, 410,230.62 and 83,946.81

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Solution

The fourth proportional to 273,486.42, 410,230.62 and 83,946.81 is: 125,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,486.42 : 410,230.62 = 83,946.81 : x
  2. Step 2: Convert to fraction form
    273,486.42/410,230.62 = 83,946.81/x
  3. Step 3: Cross multiply
    273,486.42x = 410,230.62 × 83,946.81
  4. Step 4: Simplify right side
    273,486.42x = 34,437,551,913.32
  5. Step 5: Solve for x
    x = 34,437,551,913.32/273,486.42
  6. Step 6: Final answer
    x = 125,920.52

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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.