Home / 983,133.59-1,474,779.98-273,161.71

Finding the Fourth Proportional to 983,133.59, 1,474,779.98 and 273,161.71

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Solution

The fourth proportional to 983,133.59, 1,474,779.98 and 273,161.71 is: 409,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,133.59 : 1,474,779.98 = 273,161.71 : x
  2. Step 2: Convert to fraction form
    983,133.59/1,474,779.98 = 273,161.71/x
  3. Step 3: Cross multiply
    983,133.59x = 1,474,779.98 × 273,161.71
  4. Step 4: Simplify right side
    983,133.59x = 402,853,416,157.81
  5. Step 5: Solve for x
    x = 402,853,416,157.81/983,133.59
  6. Step 6: Final answer
    x = 409,764.67

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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.