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Finding the Fourth Proportional to 702.92, 1,058.99 and 533

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Solution

The fourth proportional to 702.92, 1,058.99 and 533 is: 803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    702.92 : 1,058.99 = 533 : x
  2. Step 2: Convert to fraction form
    702.92/1,058.99 = 533/x
  3. Step 3: Cross multiply
    702.92x = 1,058.99 × 533
  4. Step 4: Simplify right side
    702.92x = 564,441.67
  5. Step 5: Solve for x
    x = 564,441.67/702.92
  6. Step 6: Final answer
    x = 803.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.