Home / 711,301.11-1,065,860.93-483,306.36

Finding the Fourth Proportional to 711,301.11, 1,065,860.93 and 483,306.36

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Solution

The fourth proportional to 711,301.11, 1,065,860.93 and 483,306.36 is: 724,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,301.11 : 1,065,860.93 = 483,306.36 : x
  2. Step 2: Convert to fraction form
    711,301.11/1,065,860.93 = 483,306.36/x
  3. Step 3: Cross multiply
    711,301.11x = 1,065,860.93 × 483,306.36
  4. Step 4: Simplify right side
    711,301.11x = 515,137,358,598.68
  5. Step 5: Solve for x
    x = 515,137,358,598.68/711,301.11
  6. Step 6: Final answer
    x = 724,218.41

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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.