Home / 397,828.67-549,015.40-244,955.07

Finding the Fourth Proportional to 397,828.67, 549,015.40 and 244,955.07

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Solution

The fourth proportional to 397,828.67, 549,015.40 and 244,955.07 is: 338,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,828.67 : 549,015.40 = 244,955.07 : x
  2. Step 2: Convert to fraction form
    397,828.67/549,015.40 = 244,955.07/x
  3. Step 3: Cross multiply
    397,828.67x = 549,015.40 × 244,955.07
  4. Step 4: Simplify right side
    397,828.67x = 134,484,106,044.27
  5. Step 5: Solve for x
    x = 134,484,106,044.27/397,828.67
  6. Step 6: Final answer
    x = 338,045.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.