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Finding the Fourth Proportional to 504,110.80, 756,166.20 and 465,619.60

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Solution

The fourth proportional to 504,110.80, 756,166.20 and 465,619.60 is: 698,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,110.80 : 756,166.20 = 465,619.60 : x
  2. Step 2: Convert to fraction form
    504,110.80/756,166.20 = 465,619.60/x
  3. Step 3: Cross multiply
    504,110.80x = 756,166.20 × 465,619.60
  4. Step 4: Simplify right side
    504,110.80x = 352,085,803,577.52
  5. Step 5: Solve for x
    x = 352,085,803,577.52/504,110.80
  6. Step 6: Final answer
    x = 698,429.40

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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.