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Finding the Fourth Proportional to 465,573.96, 698,080.28 and 303,588.34

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Solution

The fourth proportional to 465,573.96, 698,080.28 and 303,588.34 is: 455,199.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,573.96 : 698,080.28 = 303,588.34 : x
  2. Step 2: Convert to fraction form
    465,573.96/698,080.28 = 303,588.34/x
  3. Step 3: Cross multiply
    465,573.96x = 698,080.28 × 303,588.34
  4. Step 4: Simplify right side
    465,573.96x = 211,929,030,128.79
  5. Step 5: Solve for x
    x = 211,929,030,128.79/465,573.96
  6. Step 6: Final answer
    x = 455,199.49

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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.