Home / 699,559.26-1,049,327.13-315,094.25

Finding the Fourth Proportional to 699,559.26, 1,049,327.13 and 315,094.25

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Solution

The fourth proportional to 699,559.26, 1,049,327.13 and 315,094.25 is: 472,636.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,559.26 : 1,049,327.13 = 315,094.25 : x
  2. Step 2: Convert to fraction form
    699,559.26/1,049,327.13 = 315,094.25/x
  3. Step 3: Cross multiply
    699,559.26x = 1,049,327.13 × 315,094.25
  4. Step 4: Simplify right side
    699,559.26x = 330,636,947,950.72
  5. Step 5: Solve for x
    x = 330,636,947,950.72/699,559.26
  6. Step 6: Final answer
    x = 472,636.08

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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.