Home / 648,360.85-972,667.32-248,972.26

Finding the Fourth Proportional to 648,360.85, 972,667.32 and 248,972.26

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Solution

The fourth proportional to 648,360.85, 972,667.32 and 248,972.26 is: 373,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,360.85 : 972,667.32 = 248,972.26 : x
  2. Step 2: Convert to fraction form
    648,360.85/972,667.32 = 248,972.26/x
  3. Step 3: Cross multiply
    648,360.85x = 972,667.32 × 248,972.26
  4. Step 4: Simplify right side
    648,360.85x = 242,167,176,025.21
  5. Step 5: Solve for x
    x = 242,167,176,025.21/648,360.85
  6. Step 6: Final answer
    x = 373,506.79

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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.