Home / 850,424.11-1,173,588.45-468,449.98

Finding the Fourth Proportional to 850,424.11, 1,173,588.45 and 468,449.98

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Solution

The fourth proportional to 850,424.11, 1,173,588.45 and 468,449.98 is: 646,462.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,424.11 : 1,173,588.45 = 468,449.98 : x
  2. Step 2: Convert to fraction form
    850,424.11/1,173,588.45 = 468,449.98/x
  3. Step 3: Cross multiply
    850,424.11x = 1,173,588.45 × 468,449.98
  4. Step 4: Simplify right side
    850,424.11x = 549,767,485,930.73
  5. Step 5: Solve for x
    x = 549,767,485,930.73/850,424.11
  6. Step 6: Final answer
    x = 646,462.72

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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.