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Finding the Fourth Proportional to 608,975.32, 913,550.51 and 188,284

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Solution

The fourth proportional to 608,975.32, 913,550.51 and 188,284 is: 282,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,975.32 : 913,550.51 = 188,284 : x
  2. Step 2: Convert to fraction form
    608,975.32/913,550.51 = 188,284/x
  3. Step 3: Cross multiply
    608,975.32x = 913,550.51 × 188,284
  4. Step 4: Simplify right side
    608,975.32x = 172,006,943,283.42
  5. Step 5: Solve for x
    x = 172,006,943,283.42/608,975.32
  6. Step 6: Final answer
    x = 282,453.06

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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.