Home / 1,274,352.71-1,911,526.76-376,425.03

Finding the Fourth Proportional to 1,274,352.71, 1,911,526.76 and 376,425.03

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Solution

The fourth proportional to 1,274,352.71, 1,911,526.76 and 376,425.03 is: 564,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,352.71 : 1,911,526.76 = 376,425.03 : x
  2. Step 2: Convert to fraction form
    1,274,352.71/1,911,526.76 = 376,425.03/x
  3. Step 3: Cross multiply
    1,274,352.71x = 1,911,526.76 × 376,425.03
  4. Step 4: Simplify right side
    1,274,352.71x = 719,546,516,096.68
  5. Step 5: Solve for x
    x = 719,546,516,096.68/1,274,352.71
  6. Step 6: Final answer
    x = 564,636.86

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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.