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Finding the Fourth Proportional to 594,415.40, 891,973.01 and 220,700.84

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Solution

The fourth proportional to 594,415.40, 891,973.01 and 220,700.84 is: 331,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,415.40 : 891,973.01 = 220,700.84 : x
  2. Step 2: Convert to fraction form
    594,415.40/891,973.01 = 220,700.84/x
  3. Step 3: Cross multiply
    594,415.40x = 891,973.01 × 220,700.84
  4. Step 4: Simplify right side
    594,415.40x = 196,859,188,656.22
  5. Step 5: Solve for x
    x = 196,859,188,656.22/594,415.40
  6. Step 6: Final answer
    x = 331,181.17

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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.