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Finding the Fourth Proportional to 560,009.98, 839,752.26 and 204,775.60

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Solution

The fourth proportional to 560,009.98, 839,752.26 and 204,775.60 is: 307,067.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,009.98 : 839,752.26 = 204,775.60 : x
  2. Step 2: Convert to fraction form
    560,009.98/839,752.26 = 204,775.60/x
  3. Step 3: Cross multiply
    560,009.98x = 839,752.26 × 204,775.60
  4. Step 4: Simplify right side
    560,009.98x = 171,960,772,892.86
  5. Step 5: Solve for x
    x = 171,960,772,892.86/560,009.98
  6. Step 6: Final answer
    x = 307,067.34

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1.5x scale

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.