Home / 676,110.58-932,997.08-370,128.32

Finding the Fourth Proportional to 676,110.58, 932,997.08 and 370,128.32

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Solution

The fourth proportional to 676,110.58, 932,997.08 and 370,128.32 is: 510,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,110.58 : 932,997.08 = 370,128.32 : x
  2. Step 2: Convert to fraction form
    676,110.58/932,997.08 = 370,128.32/x
  3. Step 3: Cross multiply
    676,110.58x = 932,997.08 × 370,128.32
  4. Step 4: Simplify right side
    676,110.58x = 345,328,641,785.31
  5. Step 5: Solve for x
    x = 345,328,641,785.31/676,110.58
  6. Step 6: Final answer
    x = 510,757.64

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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.