Home / 790,640.46-1,184,718.84-611,165.67

Finding the Fourth Proportional to 790,640.46, 1,184,718.84 and 611,165.67

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Solution

The fourth proportional to 790,640.46, 1,184,718.84 and 611,165.67 is: 915,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,640.46 : 1,184,718.84 = 611,165.67 : x
  2. Step 2: Convert to fraction form
    790,640.46/1,184,718.84 = 611,165.67/x
  3. Step 3: Cross multiply
    790,640.46x = 1,184,718.84 × 611,165.67
  4. Step 4: Simplify right side
    790,640.46x = 724,059,483,610.22
  5. Step 5: Solve for x
    x = 724,059,483,610.22/790,640.46
  6. Step 6: Final answer
    x = 915,788.55

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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.