Home / 438,046.48-604,503.30-247,059.28

Finding the Fourth Proportional to 438,046.48, 604,503.30 and 247,059.28

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Solution

The fourth proportional to 438,046.48, 604,503.30 and 247,059.28 is: 340,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,046.48 : 604,503.30 = 247,059.28 : x
  2. Step 2: Convert to fraction form
    438,046.48/604,503.30 = 247,059.28/x
  3. Step 3: Cross multiply
    438,046.48x = 604,503.30 × 247,059.28
  4. Step 4: Simplify right side
    438,046.48x = 149,348,150,055.62
  5. Step 5: Solve for x
    x = 149,348,150,055.62/438,046.48
  6. Step 6: Final answer
    x = 340,941.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.