Home / 940,835.20-1,298,463.87-558,863.50

Finding the Fourth Proportional to 940,835.20, 1,298,463.87 and 558,863.50

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Solution

The fourth proportional to 940,835.20, 1,298,463.87 and 558,863.50 is: 771,297.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,835.20 : 1,298,463.87 = 558,863.50 : x
  2. Step 2: Convert to fraction form
    940,835.20/1,298,463.87 = 558,863.50/x
  3. Step 3: Cross multiply
    940,835.20x = 1,298,463.87 × 558,863.50
  4. Step 4: Simplify right side
    940,835.20x = 725,664,063,011.75
  5. Step 5: Solve for x
    x = 725,664,063,011.75/940,835.20
  6. Step 6: Final answer
    x = 771,297.74

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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.