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Finding the Fourth Proportional to 1,000.93, 1,501.24 and 384.93

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Solution

The fourth proportional to 1,000.93, 1,501.24 and 384.93 is: 577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.93 : 1,501.24 = 384.93 : x
  2. Step 2: Convert to fraction form
    1,000.93/1,501.24 = 384.93/x
  3. Step 3: Cross multiply
    1,000.93x = 1,501.24 × 384.93
  4. Step 4: Simplify right side
    1,000.93x = 577,872.31
  5. Step 5: Solve for x
    x = 577,872.31/1,000.93
  6. Step 6: Final answer
    x = 577.34

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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.