Home / 383,742.97-575,368.52-159,258.35

Finding the Fourth Proportional to 383,742.97, 575,368.52 and 159,258.35

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Solution

The fourth proportional to 383,742.97, 575,368.52 and 159,258.35 is: 238,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,742.97 : 575,368.52 = 159,258.35 : x
  2. Step 2: Convert to fraction form
    383,742.97/575,368.52 = 159,258.35/x
  3. Step 3: Cross multiply
    383,742.97x = 575,368.52 × 159,258.35
  4. Step 4: Simplify right side
    383,742.97x = 91,632,241,779.27
  5. Step 5: Solve for x
    x = 91,632,241,779.27/383,742.97
  6. Step 6: Final answer
    x = 238,785.46

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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.