Home / 739,077.56-1,107,488.50-384,206.84

Finding the Fourth Proportional to 739,077.56, 1,107,488.50 and 384,206.84

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Solution

The fourth proportional to 739,077.56, 1,107,488.50 and 384,206.84 is: 575,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,077.56 : 1,107,488.50 = 384,206.84 : x
  2. Step 2: Convert to fraction form
    739,077.56/1,107,488.50 = 384,206.84/x
  3. Step 3: Cross multiply
    739,077.56x = 1,107,488.50 × 384,206.84
  4. Step 4: Simplify right side
    739,077.56x = 425,504,656,921.34
  5. Step 5: Solve for x
    x = 425,504,656,921.34/739,077.56
  6. Step 6: Final answer
    x = 575,723.96

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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.