Home / 698,798.22-1,048,160.27-225,483.63

Finding the Fourth Proportional to 698,798.22, 1,048,160.27 and 225,483.63

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Solution

The fourth proportional to 698,798.22, 1,048,160.27 and 225,483.63 is: 338,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,798.22 : 1,048,160.27 = 225,483.63 : x
  2. Step 2: Convert to fraction form
    698,798.22/1,048,160.27 = 225,483.63/x
  3. Step 3: Cross multiply
    698,798.22x = 1,048,160.27 × 225,483.63
  4. Step 4: Simplify right side
    698,798.22x = 236,342,977,866.14
  5. Step 5: Solve for x
    x = 236,342,977,866.14/698,798.22
  6. Step 6: Final answer
    x = 338,213.48

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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.