Home / 247,590.22-370,779.64-223,628.36

Finding the Fourth Proportional to 247,590.22, 370,779.64 and 223,628.36

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Solution

The fourth proportional to 247,590.22, 370,779.64 and 223,628.36 is: 334,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,590.22 : 370,779.64 = 223,628.36 : x
  2. Step 2: Convert to fraction form
    247,590.22/370,779.64 = 223,628.36/x
  3. Step 3: Cross multiply
    247,590.22x = 370,779.64 × 223,628.36
  4. Step 4: Simplify right side
    247,590.22x = 82,916,843,745.17
  5. Step 5: Solve for x
    x = 82,916,843,745.17/247,590.22
  6. Step 6: Final answer
    x = 334,895.47

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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.