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Finding the Fourth Proportional to 313,937.62, 433,239.33 and 170,698.63

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Solution

The fourth proportional to 313,937.62, 433,239.33 and 170,698.63 is: 235,567.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,937.62 : 433,239.33 = 170,698.63 : x
  2. Step 2: Convert to fraction form
    313,937.62/433,239.33 = 170,698.63/x
  3. Step 3: Cross multiply
    313,937.62x = 433,239.33 × 170,698.63
  4. Step 4: Simplify right side
    313,937.62x = 73,953,360,093.12
  5. Step 5: Solve for x
    x = 73,953,360,093.12/313,937.62
  6. Step 6: Final answer
    x = 235,567.05

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1.5x scale

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.