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Finding the Fourth Proportional to 273,225.60, 409,838.40 and 166,937.40

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Solution

The fourth proportional to 273,225.60, 409,838.40 and 166,937.40 is: 250,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,225.60 : 409,838.40 = 166,937.40 : x
  2. Step 2: Convert to fraction form
    273,225.60/409,838.40 = 166,937.40/x
  3. Step 3: Cross multiply
    273,225.60x = 409,838.40 × 166,937.40
  4. Step 4: Simplify right side
    273,225.60x = 68,417,356,916.16
  5. Step 5: Solve for x
    x = 68,417,356,916.16/273,225.60
  6. Step 6: Final answer
    x = 250,406.10

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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.