Home / 689,364.27-1,034,074.22-240,130.58

Finding the Fourth Proportional to 689,364.27, 1,034,074.22 and 240,130.58

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Solution

The fourth proportional to 689,364.27, 1,034,074.22 and 240,130.58 is: 360,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,364.27 : 1,034,074.22 = 240,130.58 : x
  2. Step 2: Convert to fraction form
    689,364.27/1,034,074.22 = 240,130.58/x
  3. Step 3: Cross multiply
    689,364.27x = 1,034,074.22 × 240,130.58
  4. Step 4: Simplify right side
    689,364.27x = 248,312,835,840.62
  5. Step 5: Solve for x
    x = 248,312,835,840.62/689,364.27
  6. Step 6: Final answer
    x = 360,205.55

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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.