Home / 1,176,434.96-1,764,652.76-289,970.96

Finding the Fourth Proportional to 1,176,434.96, 1,764,652.76 and 289,970.96

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Solution

The fourth proportional to 1,176,434.96, 1,764,652.76 and 289,970.96 is: 434,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,434.96 : 1,764,652.76 = 289,970.96 : x
  2. Step 2: Convert to fraction form
    1,176,434.96/1,764,652.76 = 289,970.96/x
  3. Step 3: Cross multiply
    1,176,434.96x = 1,764,652.76 × 289,970.96
  4. Step 4: Simplify right side
    1,176,434.96x = 511,698,054,883.85
  5. Step 5: Solve for x
    x = 511,698,054,883.85/1,176,434.96
  6. Step 6: Final answer
    x = 434,956.52

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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.