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Finding the Fourth Proportional to 703.94, 1,056.54 and 595.46

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Solution

The fourth proportional to 703.94, 1,056.54 and 595.46 is: 893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.94 : 1,056.54 = 595.46 : x
  2. Step 2: Convert to fraction form
    703.94/1,056.54 = 595.46/x
  3. Step 3: Cross multiply
    703.94x = 1,056.54 × 595.46
  4. Step 4: Simplify right side
    703.94x = 629,127.31
  5. Step 5: Solve for x
    x = 629,127.31/703.94
  6. Step 6: Final answer
    x = 893.72

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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.