Home / 1,212,269.63-1,818,477.34-370,828.67

Finding the Fourth Proportional to 1,212,269.63, 1,818,477.34 and 370,828.67

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Solution

The fourth proportional to 1,212,269.63, 1,818,477.34 and 370,828.67 is: 556,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,269.63 : 1,818,477.34 = 370,828.67 : x
  2. Step 2: Convert to fraction form
    1,212,269.63/1,818,477.34 = 370,828.67/x
  3. Step 3: Cross multiply
    1,212,269.63x = 1,818,477.34 × 370,828.67
  4. Step 4: Simplify right side
    1,212,269.63x = 674,343,523,397.88
  5. Step 5: Solve for x
    x = 674,343,523,397.88/1,212,269.63
  6. Step 6: Final answer
    x = 556,265.30

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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.