Home / 958,928.46-1,438,018.47-359,562.66

Finding the Fourth Proportional to 958,928.46, 1,438,018.47 and 359,562.66

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Solution

The fourth proportional to 958,928.46, 1,438,018.47 and 359,562.66 is: 539,203.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,928.46 : 1,438,018.47 = 359,562.66 : x
  2. Step 2: Convert to fraction form
    958,928.46/1,438,018.47 = 359,562.66/x
  3. Step 3: Cross multiply
    958,928.46x = 1,438,018.47 × 359,562.66
  4. Step 4: Simplify right side
    958,928.46x = 517,057,746,202.33
  5. Step 5: Solve for x
    x = 517,057,746,202.33/958,928.46
  6. Step 6: Final answer
    x = 539,203.67

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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.