Home / 1,176,384.75-1,764,577.13-289,920.75

Finding the Fourth Proportional to 1,176,384.75, 1,764,577.13 and 289,920.75

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Solution

The fourth proportional to 1,176,384.75, 1,764,577.13 and 289,920.75 is: 434,881.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,384.75 : 1,764,577.13 = 289,920.75 : x
  2. Step 2: Convert to fraction form
    1,176,384.75/1,764,577.13 = 289,920.75/x
  3. Step 3: Cross multiply
    1,176,384.75x = 1,764,577.13 × 289,920.75
  4. Step 4: Simplify right side
    1,176,384.75x = 511,587,523,512.84
  5. Step 5: Solve for x
    x = 511,587,523,512.84/1,176,384.75
  6. Step 6: Final answer
    x = 434,881.13

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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.