Home / 740,185.56-1,110,112.27-340,442.28

Finding the Fourth Proportional to 740,185.56, 1,110,112.27 and 340,442.28

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Solution

The fourth proportional to 740,185.56, 1,110,112.27 and 340,442.28 is: 510,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,185.56 : 1,110,112.27 = 340,442.28 : x
  2. Step 2: Convert to fraction form
    740,185.56/1,110,112.27 = 340,442.28/x
  3. Step 3: Cross multiply
    740,185.56x = 1,110,112.27 × 340,442.28
  4. Step 4: Simplify right side
    740,185.56x = 377,929,151,403.67
  5. Step 5: Solve for x
    x = 377,929,151,403.67/740,185.56
  6. Step 6: Final answer
    x = 510,587.04

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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.