Home / 1,132,795.35-1,699,197.57-458,889.53

Finding the Fourth Proportional to 1,132,795.35, 1,699,197.57 and 458,889.53

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Solution

The fourth proportional to 1,132,795.35, 1,699,197.57 and 458,889.53 is: 688,336.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,795.35 : 1,699,197.57 = 458,889.53 : x
  2. Step 2: Convert to fraction form
    1,132,795.35/1,699,197.57 = 458,889.53/x
  3. Step 3: Cross multiply
    1,132,795.35x = 1,699,197.57 × 458,889.53
  4. Step 4: Simplify right side
    1,132,795.35x = 779,743,965,778.45
  5. Step 5: Solve for x
    x = 779,743,965,778.45/1,132,795.35
  6. Step 6: Final answer
    x = 688,336.13

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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.