Home / 455,050.07-627,944.56-251,061.02

Finding the Fourth Proportional to 455,050.07, 627,944.56 and 251,061.02

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Solution

The fourth proportional to 455,050.07, 627,944.56 and 251,061.02 is: 346,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,050.07 : 627,944.56 = 251,061.02 : x
  2. Step 2: Convert to fraction form
    455,050.07/627,944.56 = 251,061.02/x
  3. Step 3: Cross multiply
    455,050.07x = 627,944.56 × 251,061.02
  4. Step 4: Simplify right side
    455,050.07x = 157,652,397,969.68
  5. Step 5: Solve for x
    x = 157,652,397,969.68/455,050.07
  6. Step 6: Final answer
    x = 346,450.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.