Home / 816,296.62-1,224,457.37-310,885.58

Finding the Fourth Proportional to 816,296.62, 1,224,457.37 and 310,885.58

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Solution

The fourth proportional to 816,296.62, 1,224,457.37 and 310,885.58 is: 466,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,296.62 : 1,224,457.37 = 310,885.58 : x
  2. Step 2: Convert to fraction form
    816,296.62/1,224,457.37 = 310,885.58/x
  3. Step 3: Cross multiply
    816,296.62x = 1,224,457.37 × 310,885.58
  4. Step 4: Simplify right side
    816,296.62x = 380,666,139,657.73
  5. Step 5: Solve for x
    x = 380,666,139,657.73/816,296.62
  6. Step 6: Final answer
    x = 466,333.11

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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.