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Finding the Fourth Proportional to 1,007.98, 1,511.47 and 597.00

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Solution

The fourth proportional to 1,007.98, 1,511.47 and 597.00 is: 895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007.98 : 1,511.47 = 597.00 : x
  2. Step 2: Convert to fraction form
    1,007.98/1,511.47 = 597.00/x
  3. Step 3: Cross multiply
    1,007.98x = 1,511.47 × 597.00
  4. Step 4: Simplify right side
    1,007.98x = 902,354.00
  5. Step 5: Solve for x
    x = 902,354.00/1,007.98
  6. Step 6: Final answer
    x = 895.21

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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.