Home / 711,263.20-1,065,404.40-332,507.20

Finding the Fourth Proportional to 711,263.20, 1,065,404.40 and 332,507.20

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Solution

The fourth proportional to 711,263.20, 1,065,404.40 and 332,507.20 is: 498,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,263.20 : 1,065,404.40 = 332,507.20 : x
  2. Step 2: Convert to fraction form
    711,263.20/1,065,404.40 = 332,507.20/x
  3. Step 3: Cross multiply
    711,263.20x = 1,065,404.40 × 332,507.20
  4. Step 4: Simplify right side
    711,263.20x = 354,254,633,911.68
  5. Step 5: Solve for x
    x = 354,254,633,911.68/711,263.20
  6. Step 6: Final answer
    x = 498,064.06

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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.