Home / 740,420.16-1,110,630.28-179,454.64

Finding the Fourth Proportional to 740,420.16, 1,110,630.28 and 179,454.64

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Solution

The fourth proportional to 740,420.16, 1,110,630.28 and 179,454.64 is: 269,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,420.16 : 1,110,630.28 = 179,454.64 : x
  2. Step 2: Convert to fraction form
    740,420.16/1,110,630.28 = 179,454.64/x
  3. Step 3: Cross multiply
    740,420.16x = 1,110,630.28 × 179,454.64
  4. Step 4: Simplify right side
    740,420.16x = 199,307,757,070.50
  5. Step 5: Solve for x
    x = 199,307,757,070.50/740,420.16
  6. Step 6: Final answer
    x = 269,181.97

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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.