Home / 850,346.19-1,173,477.63-468,372.97

Finding the Fourth Proportional to 850,346.19, 1,173,477.63 and 468,372.97

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Solution

The fourth proportional to 850,346.19, 1,173,477.63 and 468,372.97 is: 646,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,346.19 : 1,173,477.63 = 468,372.97 : x
  2. Step 2: Convert to fraction form
    850,346.19/1,173,477.63 = 468,372.97/x
  3. Step 3: Cross multiply
    850,346.19x = 1,173,477.63 × 468,372.97
  4. Step 4: Simplify right side
    850,346.19x = 549,625,202,791.66
  5. Step 5: Solve for x
    x = 549,625,202,791.66/850,346.19
  6. Step 6: Final answer
    x = 646,354.64

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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.