Home / 748,600.24-1,122,779.86-208,870.52

Finding the Fourth Proportional to 748,600.24, 1,122,779.86 and 208,870.52

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Solution

The fourth proportional to 748,600.24, 1,122,779.86 and 208,870.52 is: 313,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,600.24 : 1,122,779.86 = 208,870.52 : x
  2. Step 2: Convert to fraction form
    748,600.24/1,122,779.86 = 208,870.52/x
  3. Step 3: Cross multiply
    748,600.24x = 1,122,779.86 × 208,870.52
  4. Step 4: Simplify right side
    748,600.24x = 234,515,613,203.73
  5. Step 5: Solve for x
    x = 234,515,613,203.73/748,600.24
  6. Step 6: Final answer
    x = 313,272.16

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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.