Home / 698,570.07-1,048,261.70-293,732.98

Finding the Fourth Proportional to 698,570.07, 1,048,261.70 and 293,732.98

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Solution

The fourth proportional to 698,570.07, 1,048,261.70 and 293,732.98 is: 440,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,570.07 : 1,048,261.70 = 293,732.98 : x
  2. Step 2: Convert to fraction form
    698,570.07/1,048,261.70 = 293,732.98/x
  3. Step 3: Cross multiply
    698,570.07x = 1,048,261.70 × 293,732.98
  4. Step 4: Simplify right side
    698,570.07x = 307,909,027,719.56
  5. Step 5: Solve for x
    x = 307,909,027,719.56/698,570.07
  6. Step 6: Final answer
    x = 440,770.43

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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.