Home / 855,493.98-1,180,458.12-473,519.85

Finding the Fourth Proportional to 855,493.98, 1,180,458.12 and 473,519.85

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Solution

The fourth proportional to 855,493.98, 1,180,458.12 and 473,519.85 is: 653,389.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,493.98 : 1,180,458.12 = 473,519.85 : x
  2. Step 2: Convert to fraction form
    855,493.98/1,180,458.12 = 473,519.85/x
  3. Step 3: Cross multiply
    855,493.98x = 1,180,458.12 × 473,519.85
  4. Step 4: Simplify right side
    855,493.98x = 558,970,351,913.68
  5. Step 5: Solve for x
    x = 558,970,351,913.68/855,493.98
  6. Step 6: Final answer
    x = 653,389.00

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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.