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Finding the Fourth Proportional to 703.32, 970.48 and 592.60

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Solution

The fourth proportional to 703.32, 970.48 and 592.60 is: 817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.32 : 970.48 = 592.60 : x
  2. Step 2: Convert to fraction form
    703.32/970.48 = 592.60/x
  3. Step 3: Cross multiply
    703.32x = 970.48 × 592.60
  4. Step 4: Simplify right side
    703.32x = 575,106.45
  5. Step 5: Solve for x
    x = 575,106.45/703.32
  6. Step 6: Final answer
    x = 817.70

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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.