Home / 426,399.39-588,422.37-245,106.66

Finding the Fourth Proportional to 426,399.39, 588,422.37 and 245,106.66

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Solution

The fourth proportional to 426,399.39, 588,422.37 and 245,106.66 is: 338,242.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,399.39 : 588,422.37 = 245,106.66 : x
  2. Step 2: Convert to fraction form
    426,399.39/588,422.37 = 245,106.66/x
  3. Step 3: Cross multiply
    426,399.39x = 588,422.37 × 245,106.66
  4. Step 4: Simplify right side
    426,399.39x = 144,226,241,779.98
  5. Step 5: Solve for x
    x = 144,226,241,779.98/426,399.39
  6. Step 6: Final answer
    x = 338,242.14

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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.