Home / 711,468.42-982,076.58-439,744.74

Finding the Fourth Proportional to 711,468.42, 982,076.58 and 439,744.74

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Solution

The fourth proportional to 711,468.42, 982,076.58 and 439,744.74 is: 607,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,468.42 : 982,076.58 = 439,744.74 : x
  2. Step 2: Convert to fraction form
    711,468.42/982,076.58 = 439,744.74/x
  3. Step 3: Cross multiply
    711,468.42x = 982,076.58 × 439,744.74
  4. Step 4: Simplify right side
    711,468.42x = 431,863,010,332.19
  5. Step 5: Solve for x
    x = 431,863,010,332.19/711,468.42
  6. Step 6: Final answer
    x = 607,002.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.