Home / 466,263.27-643,444.26-275,288.94

Finding the Fourth Proportional to 466,263.27, 643,444.26 and 275,288.94

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Solution

The fourth proportional to 466,263.27, 643,444.26 and 275,288.94 is: 379,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,263.27 : 643,444.26 = 275,288.94 : x
  2. Step 2: Convert to fraction form
    466,263.27/643,444.26 = 275,288.94/x
  3. Step 3: Cross multiply
    466,263.27x = 643,444.26 × 275,288.94
  4. Step 4: Simplify right side
    466,263.27x = 177,133,088,284.48
  5. Step 5: Solve for x
    x = 177,133,088,284.48/466,263.27
  6. Step 6: Final answer
    x = 379,899.30

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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.