Home / 426,577.40-588,626.64-235,579.40

Finding the Fourth Proportional to 426,577.40, 588,626.64 and 235,579.40

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Solution

The fourth proportional to 426,577.40, 588,626.64 and 235,579.40 is: 325,071.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,577.40 : 588,626.64 = 235,579.40 : x
  2. Step 2: Convert to fraction form
    426,577.40/588,626.64 = 235,579.40/x
  3. Step 3: Cross multiply
    426,577.40x = 588,626.64 × 235,579.40
  4. Step 4: Simplify right side
    426,577.40x = 138,668,310,675.22
  5. Step 5: Solve for x
    x = 138,668,310,675.22/426,577.40
  6. Step 6: Final answer
    x = 325,071.86

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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.