Home / 940,710.24-1,298,204.28-511,014.96

Finding the Fourth Proportional to 940,710.24, 1,298,204.28 and 511,014.96

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Solution

The fourth proportional to 940,710.24, 1,298,204.28 and 511,014.96 is: 705,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,710.24 : 1,298,204.28 = 511,014.96 : x
  2. Step 2: Convert to fraction form
    940,710.24/1,298,204.28 = 511,014.96/x
  3. Step 3: Cross multiply
    940,710.24x = 1,298,204.28 × 511,014.96
  4. Step 4: Simplify right side
    940,710.24x = 663,401,808,216.03
  5. Step 5: Solve for x
    x = 663,401,808,216.03/940,710.24
  6. Step 6: Final answer
    x = 705,213.76

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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.