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Finding the Fourth Proportional to 603.36, 900.12 and 586.62

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Solution

The fourth proportional to 603.36, 900.12 and 586.62 is: 875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.36 : 900.12 = 586.62 : x
  2. Step 2: Convert to fraction form
    603.36/900.12 = 586.62/x
  3. Step 3: Cross multiply
    603.36x = 900.12 × 586.62
  4. Step 4: Simplify right side
    603.36x = 528,028.39
  5. Step 5: Solve for x
    x = 528,028.39/603.36
  6. Step 6: Final answer
    x = 875.15

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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.