Home / 940,976.76-1,298,401.74-558,993.72

Finding the Fourth Proportional to 940,976.76, 1,298,401.74 and 558,993.72

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Solution

The fourth proportional to 940,976.76, 1,298,401.74 and 558,993.72 is: 771,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,976.76 : 1,298,401.74 = 558,993.72 : x
  2. Step 2: Convert to fraction form
    940,976.76/1,298,401.74 = 558,993.72/x
  3. Step 3: Cross multiply
    940,976.76x = 1,298,401.74 × 558,993.72
  4. Step 4: Simplify right side
    940,976.76x = 725,798,418,697.07
  5. Step 5: Solve for x
    x = 725,798,418,697.07/940,976.76
  6. Step 6: Final answer
    x = 771,324.49

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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.