Home / 1,132,825.53-1,699,242.75-458,919.57

Finding the Fourth Proportional to 1,132,825.53, 1,699,242.75 and 458,919.57

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Solution

The fourth proportional to 1,132,825.53, 1,699,242.75 and 458,919.57 is: 688,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,825.53 : 1,699,242.75 = 458,919.57 : x
  2. Step 2: Convert to fraction form
    1,132,825.53/1,699,242.75 = 458,919.57/x
  3. Step 3: Cross multiply
    1,132,825.53x = 1,699,242.75 × 458,919.57
  4. Step 4: Simplify right side
    1,132,825.53x = 779,815,752,155.62
  5. Step 5: Solve for x
    x = 779,815,752,155.62/1,132,825.53
  6. Step 6: Final answer
    x = 688,381.16

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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.