Home / 854,956.62-1,283,428.80-500,225.22

Finding the Fourth Proportional to 854,956.62, 1,283,428.80 and 500,225.22

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Solution

The fourth proportional to 854,956.62, 1,283,428.80 and 500,225.22 is: 750,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,956.62 : 1,283,428.80 = 500,225.22 : x
  2. Step 2: Convert to fraction form
    854,956.62/1,283,428.80 = 500,225.22/x
  3. Step 3: Cross multiply
    854,956.62x = 1,283,428.80 × 500,225.22
  4. Step 4: Simplify right side
    854,956.62x = 642,003,453,834.34
  5. Step 5: Solve for x
    x = 642,003,453,834.34/854,956.62
  6. Step 6: Final answer
    x = 750,919.33

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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.