Home / 959,148.21-1,323,624.66-529,428.43

Finding the Fourth Proportional to 959,148.21, 1,323,624.66 and 529,428.43

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Solution

The fourth proportional to 959,148.21, 1,323,624.66 and 529,428.43 is: 730,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,148.21 : 1,323,624.66 = 529,428.43 : x
  2. Step 2: Convert to fraction form
    959,148.21/1,323,624.66 = 529,428.43/x
  3. Step 3: Cross multiply
    959,148.21x = 1,323,624.66 × 529,428.43
  4. Step 4: Simplify right side
    959,148.21x = 700,764,516,387.82
  5. Step 5: Solve for x
    x = 700,764,516,387.82/959,148.21
  6. Step 6: Final answer
    x = 730,611.30

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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.