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Finding the Fourth Proportional to 603.30, 899.64 and 597.83

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Solution

The fourth proportional to 603.30, 899.64 and 597.83 is: 891.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.30 : 899.64 = 597.83 : x
  2. Step 2: Convert to fraction form
    603.30/899.64 = 597.83/x
  3. Step 3: Cross multiply
    603.30x = 899.64 × 597.83
  4. Step 4: Simplify right side
    603.30x = 537,827.28
  5. Step 5: Solve for x
    x = 537,827.28/603.30
  6. Step 6: Final answer
    x = 891.48

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Half scale
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Double scale
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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.