Home / 699,661.22-1,049,488.23-273,240.35

Finding the Fourth Proportional to 699,661.22, 1,049,488.23 and 273,240.35

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Solution

The fourth proportional to 699,661.22, 1,049,488.23 and 273,240.35 is: 409,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,661.22 : 1,049,488.23 = 273,240.35 : x
  2. Step 2: Convert to fraction form
    699,661.22/1,049,488.23 = 273,240.35/x
  3. Step 3: Cross multiply
    699,661.22x = 1,049,488.23 × 273,240.35
  4. Step 4: Simplify right side
    699,661.22x = 286,762,526,038.64
  5. Step 5: Solve for x
    x = 286,762,526,038.64/699,661.22
  6. Step 6: Final answer
    x = 409,859.11

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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.