Home / 712,723.56-1,069,214.94-357,982.44

Finding the Fourth Proportional to 712,723.56, 1,069,214.94 and 357,982.44

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Solution

The fourth proportional to 712,723.56, 1,069,214.94 and 357,982.44 is: 537,038.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,723.56 : 1,069,214.94 = 357,982.44 : x
  2. Step 2: Convert to fraction form
    712,723.56/1,069,214.94 = 357,982.44/x
  3. Step 3: Cross multiply
    712,723.56x = 1,069,214.94 × 357,982.44
  4. Step 4: Simplify right side
    712,723.56x = 382,760,173,105.65
  5. Step 5: Solve for x
    x = 382,760,173,105.65/712,723.56
  6. Step 6: Final answer
    x = 537,038.75

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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.