Home / 784,029.20-1,174,559.88-463,221.68

Finding the Fourth Proportional to 784,029.20, 1,174,559.88 and 463,221.68

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Solution

The fourth proportional to 784,029.20, 1,174,559.88 and 463,221.68 is: 693,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,029.20 : 1,174,559.88 = 463,221.68 : x
  2. Step 2: Convert to fraction form
    784,029.20/1,174,559.88 = 463,221.68/x
  3. Step 3: Cross multiply
    784,029.20x = 1,174,559.88 × 463,221.68
  4. Step 4: Simplify right side
    784,029.20x = 544,081,600,874.20
  5. Step 5: Solve for x
    x = 544,081,600,874.20/784,029.20
  6. Step 6: Final answer
    x = 693,955.79

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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.