Home / 939,956.28-1,297,105.02-510,226.98

Finding the Fourth Proportional to 939,956.28, 1,297,105.02 and 510,226.98

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Solution

The fourth proportional to 939,956.28, 1,297,105.02 and 510,226.98 is: 704,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,956.28 : 1,297,105.02 = 510,226.98 : x
  2. Step 2: Convert to fraction form
    939,956.28/1,297,105.02 = 510,226.98/x
  3. Step 3: Cross multiply
    939,956.28x = 1,297,105.02 × 510,226.98
  4. Step 4: Simplify right side
    939,956.28x = 661,817,977,097.44
  5. Step 5: Solve for x
    x = 661,817,977,097.44/939,956.28
  6. Step 6: Final answer
    x = 704,094.43

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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.