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Finding the Fourth Proportional to 603.64, 833.04 and 370.77

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Solution

The fourth proportional to 603.64, 833.04 and 370.77 is: 511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.64 : 833.04 = 370.77 : x
  2. Step 2: Convert to fraction form
    603.64/833.04 = 370.77/x
  3. Step 3: Cross multiply
    603.64x = 833.04 × 370.77
  4. Step 4: Simplify right side
    603.64x = 308,860.22
  5. Step 5: Solve for x
    x = 308,860.22/603.64
  6. Step 6: Final answer
    x = 511.66

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Find fourth proportional to 301.82, 416.52 and 185.38
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.