Home / 1,190,758.32-1,786,166.64-349,336.80

Finding the Fourth Proportional to 1,190,758.32, 1,786,166.64 and 349,336.80

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Solution

The fourth proportional to 1,190,758.32, 1,786,166.64 and 349,336.80 is: 524,013.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,758.32 : 1,786,166.64 = 349,336.80 : x
  2. Step 2: Convert to fraction form
    1,190,758.32/1,786,166.64 = 349,336.80/x
  3. Step 3: Cross multiply
    1,190,758.32x = 1,786,166.64 × 349,336.80
  4. Step 4: Simplify right side
    1,190,758.32x = 623,973,738,284.35
  5. Step 5: Solve for x
    x = 623,973,738,284.35/1,190,758.32
  6. Step 6: Final answer
    x = 524,013.75

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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.