Home / 1,000,393.02-1,500,732.68-308,018.56

Finding the Fourth Proportional to 1,000,393.02, 1,500,732.68 and 308,018.56

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Solution

The fourth proportional to 1,000,393.02, 1,500,732.68 and 308,018.56 is: 462,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,393.02 : 1,500,732.68 = 308,018.56 : x
  2. Step 2: Convert to fraction form
    1,000,393.02/1,500,732.68 = 308,018.56/x
  3. Step 3: Cross multiply
    1,000,393.02x = 1,500,732.68 × 308,018.56
  4. Step 4: Simplify right side
    1,000,393.02x = 462,253,517,498.45
  5. Step 5: Solve for x
    x = 462,253,517,498.45/1,000,393.02
  6. Step 6: Final answer
    x = 462,071.91

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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.