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Finding the Fourth Proportional to 219,735.34, 328,700.64 and 175,448.59

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Solution

The fourth proportional to 219,735.34, 328,700.64 and 175,448.59 is: 262,452.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,735.34 : 328,700.64 = 175,448.59 : x
  2. Step 2: Convert to fraction form
    219,735.34/328,700.64 = 175,448.59/x
  3. Step 3: Cross multiply
    219,735.34x = 328,700.64 × 175,448.59
  4. Step 4: Simplify right side
    219,735.34x = 57,670,063,820.10
  5. Step 5: Solve for x
    x = 57,670,063,820.10/219,735.34
  6. Step 6: Final answer
    x = 262,452.38

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1.5x scale

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.