Home / 852,832.50-1,176,908.54-490,327.22

Finding the Fourth Proportional to 852,832.50, 1,176,908.54 and 490,327.22

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Solution

The fourth proportional to 852,832.50, 1,176,908.54 and 490,327.22 is: 676,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,832.50 : 1,176,908.54 = 490,327.22 : x
  2. Step 2: Convert to fraction form
    852,832.50/1,176,908.54 = 490,327.22/x
  3. Step 3: Cross multiply
    852,832.50x = 1,176,908.54 × 490,327.22
  4. Step 4: Simplify right side
    852,832.50x = 577,070,293,103.09
  5. Step 5: Solve for x
    x = 577,070,293,103.09/852,832.50
  6. Step 6: Final answer
    x = 676,651.39

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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.