Home / 667,173.40-1,000,610.02-306,998.76

Finding the Fourth Proportional to 667,173.40, 1,000,610.02 and 306,998.76

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Solution

The fourth proportional to 667,173.40, 1,000,610.02 and 306,998.76 is: 460,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,173.40 : 1,000,610.02 = 306,998.76 : x
  2. Step 2: Convert to fraction form
    667,173.40/1,000,610.02 = 306,998.76/x
  3. Step 3: Cross multiply
    667,173.40x = 1,000,610.02 × 306,998.76
  4. Step 4: Simplify right side
    667,173.40x = 307,186,034,322.91
  5. Step 5: Solve for x
    x = 307,186,034,322.91/667,173.40
  6. Step 6: Final answer
    x = 460,429.08

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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.