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Finding the Fourth Proportional to 351,207, 484,669.08 and 190,065.42

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Solution

The fourth proportional to 351,207, 484,669.08 and 190,065.42 is: 262,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,207 : 484,669.08 = 190,065.42 : x
  2. Step 2: Convert to fraction form
    351,207/484,669.08 = 190,065.42/x
  3. Step 3: Cross multiply
    351,207x = 484,669.08 × 190,065.42
  4. Step 4: Simplify right side
    351,207x = 92,118,832,251.21
  5. Step 5: Solve for x
    x = 92,118,832,251.21/351,207
  6. Step 6: Final answer
    x = 262,292.13

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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.