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Finding the Fourth Proportional to 650,570.21, 975,612.62 and 223,985.54

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Solution

The fourth proportional to 650,570.21, 975,612.62 and 223,985.54 is: 335,894.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,570.21 : 975,612.62 = 223,985.54 : x
  2. Step 2: Convert to fraction form
    650,570.21/975,612.62 = 223,985.54/x
  3. Step 3: Cross multiply
    650,570.21x = 975,612.62 × 223,985.54
  4. Step 4: Simplify right side
    650,570.21x = 218,523,115,203.42
  5. Step 5: Solve for x
    x = 218,523,115,203.42/650,570.21
  6. Step 6: Final answer
    x = 335,894.74

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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.