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Finding the Fourth Proportional to 608,851.02, 913,169.61 and 188,130.54

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Solution

The fourth proportional to 608,851.02, 913,169.61 and 188,130.54 is: 282,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,851.02 : 913,169.61 = 188,130.54 : x
  2. Step 2: Convert to fraction form
    608,851.02/913,169.61 = 188,130.54/x
  3. Step 3: Cross multiply
    608,851.02x = 913,169.61 × 188,130.54
  4. Step 4: Simplify right side
    608,851.02x = 171,795,091,840.89
  5. Step 5: Solve for x
    x = 171,795,091,840.89/608,851.02
  6. Step 6: Final answer
    x = 282,162.77

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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.