Home / 733,816.40-1,099,412.40-620,967.20

Finding the Fourth Proportional to 733,816.40, 1,099,412.40 and 620,967.20

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Solution

The fourth proportional to 733,816.40, 1,099,412.40 and 620,967.20 is: 930,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,816.40 : 1,099,412.40 = 620,967.20 : x
  2. Step 2: Convert to fraction form
    733,816.40/1,099,412.40 = 620,967.20/x
  3. Step 3: Cross multiply
    733,816.40x = 1,099,412.40 × 620,967.20
  4. Step 4: Simplify right side
    733,816.40x = 682,699,039,673.28
  5. Step 5: Solve for x
    x = 682,699,039,673.28/733,816.40
  6. Step 6: Final answer
    x = 930,340.40

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1.5x scale

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.