Home / 850,684.83-1,173,971.65-488,175.00

Finding the Fourth Proportional to 850,684.83, 1,173,971.65 and 488,175.00

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Solution

The fourth proportional to 850,684.83, 1,173,971.65 and 488,175.00 is: 673,696.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,684.83 : 1,173,971.65 = 488,175.00 : x
  2. Step 2: Convert to fraction form
    850,684.83/1,173,971.65 = 488,175.00/x
  3. Step 3: Cross multiply
    850,684.83x = 1,173,971.65 × 488,175.00
  4. Step 4: Simplify right side
    850,684.83x = 573,103,613,507.83
  5. Step 5: Solve for x
    x = 573,103,613,507.83/850,684.83
  6. Step 6: Final answer
    x = 673,696.76

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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.