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Finding the Fourth Proportional to 446,891.58, 616,703.02 and 242,947.55

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Solution

The fourth proportional to 446,891.58, 616,703.02 and 242,947.55 is: 335,263.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,891.58 : 616,703.02 = 242,947.55 : x
  2. Step 2: Convert to fraction form
    446,891.58/616,703.02 = 242,947.55/x
  3. Step 3: Cross multiply
    446,891.58x = 616,703.02 × 242,947.55
  4. Step 4: Simplify right side
    446,891.58x = 149,826,488,720.99
  5. Step 5: Solve for x
    x = 149,826,488,720.99/446,891.58
  6. Step 6: Final answer
    x = 335,263.62

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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.