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Finding the Fourth Proportional to 437,657.63, 655,934.22 and 234,750.51

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Solution

The fourth proportional to 437,657.63, 655,934.22 and 234,750.51 is: 351,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,657.63 : 655,934.22 = 234,750.51 : x
  2. Step 2: Convert to fraction form
    437,657.63/655,934.22 = 234,750.51/x
  3. Step 3: Cross multiply
    437,657.63x = 655,934.22 × 234,750.51
  4. Step 4: Simplify right side
    437,657.63x = 153,980,892,671.45
  5. Step 5: Solve for x
    x = 153,980,892,671.45/437,657.63
  6. Step 6: Final answer
    x = 351,829.56

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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.