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Finding the Fourth Proportional to 703.24, 970.24 and 526.47

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Solution

The fourth proportional to 703.24, 970.24 and 526.47 is: 726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.24 : 970.24 = 526.47 : x
  2. Step 2: Convert to fraction form
    703.24/970.24 = 526.47/x
  3. Step 3: Cross multiply
    703.24x = 970.24 × 526.47
  4. Step 4: Simplify right side
    703.24x = 510,802.25
  5. Step 5: Solve for x
    x = 510,802.25/703.24
  6. Step 6: Final answer
    x = 726.36

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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.