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Finding the Fourth Proportional to 608,386.44, 916,686.72 and 504,091.12

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Solution

The fourth proportional to 608,386.44, 916,686.72 and 504,091.12 is: 759,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,386.44 : 916,686.72 = 504,091.12 : x
  2. Step 2: Convert to fraction form
    608,386.44/916,686.72 = 504,091.12/x
  3. Step 3: Cross multiply
    608,386.44x = 916,686.72 × 504,091.12
  4. Step 4: Simplify right side
    608,386.44x = 462,093,635,373.93
  5. Step 5: Solve for x
    x = 462,093,635,373.93/608,386.44
  6. Step 6: Final answer
    x = 759,539.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.