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Finding the Fourth Proportional to 693.83, 957.50 and 544.63

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Solution

The fourth proportional to 693.83, 957.50 and 544.63 is: 751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.83 : 957.50 = 544.63 : x
  2. Step 2: Convert to fraction form
    693.83/957.50 = 544.63/x
  3. Step 3: Cross multiply
    693.83x = 957.50 × 544.63
  4. Step 4: Simplify right side
    693.83x = 521,483.23
  5. Step 5: Solve for x
    x = 521,483.23/693.83
  6. Step 6: Final answer
    x = 751.60

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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.