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Finding the Fourth Proportional to 590,364.68, 886,018.86 and 306,136.04

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Solution

The fourth proportional to 590,364.68, 886,018.86 and 306,136.04 is: 459,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,364.68 : 886,018.86 = 306,136.04 : x
  2. Step 2: Convert to fraction form
    590,364.68/886,018.86 = 306,136.04/x
  3. Step 3: Cross multiply
    590,364.68x = 886,018.86 × 306,136.04
  4. Step 4: Simplify right side
    590,364.68x = 271,242,305,165.71
  5. Step 5: Solve for x
    x = 271,242,305,165.71/590,364.68
  6. Step 6: Final answer
    x = 459,448.73

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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.