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Finding the Fourth Proportional to 310,153.51, 465,224.86 and 169,835.59

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Solution

The fourth proportional to 310,153.51, 465,224.86 and 169,835.59 is: 254,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,153.51 : 465,224.86 = 169,835.59 : x
  2. Step 2: Convert to fraction form
    310,153.51/465,224.86 = 169,835.59/x
  3. Step 3: Cross multiply
    310,153.51x = 465,224.86 × 169,835.59
  4. Step 4: Simplify right side
    310,153.51x = 79,011,738,580.77
  5. Step 5: Solve for x
    x = 79,011,738,580.77/310,153.51
  6. Step 6: Final answer
    x = 254,750.43

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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.