Home / 751,032.25-1,122,425.10-549,053.55

Finding the Fourth Proportional to 751,032.25, 1,122,425.10 and 549,053.55

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Solution

The fourth proportional to 751,032.25, 1,122,425.10 and 549,053.55 is: 820,565.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,032.25 : 1,122,425.10 = 549,053.55 : x
  2. Step 2: Convert to fraction form
    751,032.25/1,122,425.10 = 549,053.55/x
  3. Step 3: Cross multiply
    751,032.25x = 1,122,425.10 × 549,053.55
  4. Step 4: Simplify right side
    751,032.25x = 616,271,489,942.80
  5. Step 5: Solve for x
    x = 616,271,489,942.80/751,032.25
  6. Step 6: Final answer
    x = 820,565.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.