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Finding the Fourth Proportional to 1,000.37, 1,501.10 and 452.51

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Solution

The fourth proportional to 1,000.37, 1,501.10 and 452.51 is: 679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.37 : 1,501.10 = 452.51 : x
  2. Step 2: Convert to fraction form
    1,000.37/1,501.10 = 452.51/x
  3. Step 3: Cross multiply
    1,000.37x = 1,501.10 × 452.51
  4. Step 4: Simplify right side
    1,000.37x = 679,262.76
  5. Step 5: Solve for x
    x = 679,262.76/1,000.37
  6. Step 6: Final answer
    x = 679.01

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Double scale
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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.