Home / 1,139,097.09-1,708,393.83-329,305.67

Finding the Fourth Proportional to 1,139,097.09, 1,708,393.83 and 329,305.67

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Solution

The fourth proportional to 1,139,097.09, 1,708,393.83 and 329,305.67 is: 493,885.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,097.09 : 1,708,393.83 = 329,305.67 : x
  2. Step 2: Convert to fraction form
    1,139,097.09/1,708,393.83 = 329,305.67/x
  3. Step 3: Cross multiply
    1,139,097.09x = 1,708,393.83 × 329,305.67
  4. Step 4: Simplify right side
    1,139,097.09x = 562,583,774,812.02
  5. Step 5: Solve for x
    x = 562,583,774,812.02/1,139,097.09
  6. Step 6: Final answer
    x = 493,885.71

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1.5x scale

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.