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Finding the Fourth Proportional to 294,656.83, 406,615.60 and 180,127.28

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Solution

The fourth proportional to 294,656.83, 406,615.60 and 180,127.28 is: 248,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,656.83 : 406,615.60 = 180,127.28 : x
  2. Step 2: Convert to fraction form
    294,656.83/406,615.60 = 180,127.28/x
  3. Step 3: Cross multiply
    294,656.83x = 406,615.60 × 180,127.28
  4. Step 4: Simplify right side
    294,656.83x = 73,242,562,033.57
  5. Step 5: Solve for x
    x = 73,242,562,033.57/294,656.83
  6. Step 6: Final answer
    x = 248,569.03

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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.