Home / 793,316.72-1,190,208.36-319,758.32

Finding the Fourth Proportional to 793,316.72, 1,190,208.36 and 319,758.32

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Solution

The fourth proportional to 793,316.72, 1,190,208.36 and 319,758.32 is: 479,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,316.72 : 1,190,208.36 = 319,758.32 : x
  2. Step 2: Convert to fraction form
    793,316.72/1,190,208.36 = 319,758.32/x
  3. Step 3: Cross multiply
    793,316.72x = 1,190,208.36 × 319,758.32
  4. Step 4: Simplify right side
    793,316.72x = 380,579,025,643.56
  5. Step 5: Solve for x
    x = 380,579,025,643.56/793,316.72
  6. Step 6: Final answer
    x = 479,731.51

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.