Home / 472,629.29-709,259.16-245,134.60

Finding the Fourth Proportional to 472,629.29, 709,259.16 and 245,134.60

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Solution

The fourth proportional to 472,629.29, 709,259.16 and 245,134.60 is: 367,865.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,629.29 : 709,259.16 = 245,134.60 : x
  2. Step 2: Convert to fraction form
    472,629.29/709,259.16 = 245,134.60/x
  3. Step 3: Cross multiply
    472,629.29x = 709,259.16 × 245,134.60
  4. Step 4: Simplify right side
    472,629.29x = 173,863,956,936.64
  5. Step 5: Solve for x
    x = 173,863,956,936.64/472,629.29
  6. Step 6: Final answer
    x = 367,865.39

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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.