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Finding the Fourth Proportional to 604,636.75, 902,111.14 and 482,488.36

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Solution

The fourth proportional to 604,636.75, 902,111.14 and 482,488.36 is: 719,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,636.75 : 902,111.14 = 482,488.36 : x
  2. Step 2: Convert to fraction form
    604,636.75/902,111.14 = 482,488.36/x
  3. Step 3: Cross multiply
    604,636.75x = 902,111.14 × 482,488.36
  4. Step 4: Simplify right side
    604,636.75x = 435,258,124,476.33
  5. Step 5: Solve for x
    x = 435,258,124,476.33/604,636.75
  6. Step 6: Final answer
    x = 719,867.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.