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Finding the Fourth Proportional to 746.02, 1,029.52 and 466.10

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Solution

The fourth proportional to 746.02, 1,029.52 and 466.10 is: 643.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    746.02 : 1,029.52 = 466.10 : x
  2. Step 2: Convert to fraction form
    746.02/1,029.52 = 466.10/x
  3. Step 3: Cross multiply
    746.02x = 1,029.52 × 466.10
  4. Step 4: Simplify right side
    746.02x = 479,859.27
  5. Step 5: Solve for x
    x = 479,859.27/746.02
  6. Step 6: Final answer
    x = 643.23

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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.