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Finding the Fourth Proportional to 941.02, 1,410.18 and 555.46

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Solution

The fourth proportional to 941.02, 1,410.18 and 555.46 is: 832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    941.02 : 1,410.18 = 555.46 : x
  2. Step 2: Convert to fraction form
    941.02/1,410.18 = 555.46/x
  3. Step 3: Cross multiply
    941.02x = 1,410.18 × 555.46
  4. Step 4: Simplify right side
    941.02x = 783,292.97
  5. Step 5: Solve for x
    x = 783,292.97/941.02
  6. Step 6: Final answer
    x = 832.39

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1.5x scale

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.