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Finding the Fourth Proportional to 313,624.00, 432,810.03 and 170,392.82

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Solution

The fourth proportional to 313,624.00, 432,810.03 and 170,392.82 is: 235,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,624.00 : 432,810.03 = 170,392.82 : x
  2. Step 2: Convert to fraction form
    313,624.00/432,810.03 = 170,392.82/x
  3. Step 3: Cross multiply
    313,624.00x = 432,810.03 × 170,392.82
  4. Step 4: Simplify right side
    313,624.00x = 73,747,720,010.91
  5. Step 5: Solve for x
    x = 73,747,720,010.91/313,624.00
  6. Step 6: Final answer
    x = 235,146.93

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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.