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Finding the Fourth Proportional to 658,755.16, 908,580.44 and 567,030.50

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Solution

The fourth proportional to 658,755.16, 908,580.44 and 567,030.50 is: 782,070.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,755.16 : 908,580.44 = 567,030.50 : x
  2. Step 2: Convert to fraction form
    658,755.16/908,580.44 = 567,030.50/x
  3. Step 3: Cross multiply
    658,755.16x = 908,580.44 × 567,030.50
  4. Step 4: Simplify right side
    658,755.16x = 515,192,821,183.42
  5. Step 5: Solve for x
    x = 515,192,821,183.42/658,755.16
  6. Step 6: Final answer
    x = 782,070.26

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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.