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Finding the Fourth Proportional to 273,461.80, 410,192.70 and 203,477.80

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Solution

The fourth proportional to 273,461.80, 410,192.70 and 203,477.80 is: 305,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,461.80 : 410,192.70 = 203,477.80 : x
  2. Step 2: Convert to fraction form
    273,461.80/410,192.70 = 203,477.80/x
  3. Step 3: Cross multiply
    273,461.80x = 410,192.70 × 203,477.80
  4. Step 4: Simplify right side
    273,461.80x = 83,465,108,172.06
  5. Step 5: Solve for x
    x = 83,465,108,172.06/273,461.80
  6. Step 6: Final answer
    x = 305,216.70

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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.