Home / 698,261.12-1,046,415-377,720.84

Finding the Fourth Proportional to 698,261.12, 1,046,415 and 377,720.84

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Solution

The fourth proportional to 698,261.12, 1,046,415 and 377,720.84 is: 566,052.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,261.12 : 1,046,415 = 377,720.84 : x
  2. Step 2: Convert to fraction form
    698,261.12/1,046,415 = 377,720.84/x
  3. Step 3: Cross multiply
    698,261.12x = 1,046,415 × 377,720.84
  4. Step 4: Simplify right side
    698,261.12x = 395,252,752,788.60
  5. Step 5: Solve for x
    x = 395,252,752,788.60/698,261.12
  6. Step 6: Final answer
    x = 566,052.93

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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.