Home / 628,251.67-942,483.35-291,155.59

Finding the Fourth Proportional to 628,251.67, 942,483.35 and 291,155.59

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Solution

The fourth proportional to 628,251.67, 942,483.35 and 291,155.59 is: 436,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,251.67 : 942,483.35 = 291,155.59 : x
  2. Step 2: Convert to fraction form
    628,251.67/942,483.35 = 291,155.59/x
  3. Step 3: Cross multiply
    628,251.67x = 942,483.35 × 291,155.59
  4. Step 4: Simplify right side
    628,251.67x = 274,409,295,834.43
  5. Step 5: Solve for x
    x = 274,409,295,834.43/628,251.67
  6. Step 6: Final answer
    x = 436,782.44

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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.