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Finding the Fourth Proportional to 651,282.84, 975,241.80 and 449,501.76

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Solution

The fourth proportional to 651,282.84, 975,241.80 and 449,501.76 is: 673,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,282.84 : 975,241.80 = 449,501.76 : x
  2. Step 2: Convert to fraction form
    651,282.84/975,241.80 = 449,501.76/x
  3. Step 3: Cross multiply
    651,282.84x = 975,241.80 × 449,501.76
  4. Step 4: Simplify right side
    651,282.84x = 438,372,905,525.57
  5. Step 5: Solve for x
    x = 438,372,905,525.57/651,282.84
  6. Step 6: Final answer
    x = 673,091.44

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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.