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Finding the Fourth Proportional to 585,646.16, 878,463.16 and 301,416.36

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Solution

The fourth proportional to 585,646.16, 878,463.16 and 301,416.36 is: 452,121.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,646.16 : 878,463.16 = 301,416.36 : x
  2. Step 2: Convert to fraction form
    585,646.16/878,463.16 = 301,416.36/x
  3. Step 3: Cross multiply
    585,646.16x = 878,463.16 × 301,416.36
  4. Step 4: Simplify right side
    585,646.16x = 264,783,168,081.30
  5. Step 5: Solve for x
    x = 264,783,168,081.30/585,646.16
  6. Step 6: Final answer
    x = 452,121.41

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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.