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Finding the Fourth Proportional to 624,097, 861,249.18 and 337,612.96

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Solution

The fourth proportional to 624,097, 861,249.18 and 337,612.96 is: 465,903.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,097 : 861,249.18 = 337,612.96 : x
  2. Step 2: Convert to fraction form
    624,097/861,249.18 = 337,612.96/x
  3. Step 3: Cross multiply
    624,097x = 861,249.18 × 337,612.96
  4. Step 4: Simplify right side
    624,097x = 290,768,884,957.37
  5. Step 5: Solve for x
    x = 290,768,884,957.37/624,097
  6. Step 6: Final answer
    x = 465,903.35

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1.5x scale

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.