Home / 740,440.32-1,110,519.24-360,980.16

Finding the Fourth Proportional to 740,440.32, 1,110,519.24 and 360,980.16

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Solution

The fourth proportional to 740,440.32, 1,110,519.24 and 360,980.16 is: 541,401.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,440.32 : 1,110,519.24 = 360,980.16 : x
  2. Step 2: Convert to fraction form
    740,440.32/1,110,519.24 = 360,980.16/x
  3. Step 3: Cross multiply
    740,440.32x = 1,110,519.24 × 360,980.16
  4. Step 4: Simplify right side
    740,440.32x = 400,875,412,938.28
  5. Step 5: Solve for x
    x = 400,875,412,938.28/740,440.32
  6. Step 6: Final answer
    x = 541,401.38

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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.