Home / 418,271.26-577,167.49-236,944.36

Finding the Fourth Proportional to 418,271.26, 577,167.49 and 236,944.36

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Solution

The fourth proportional to 418,271.26, 577,167.49 and 236,944.36 is: 326,956.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,271.26 : 577,167.49 = 236,944.36 : x
  2. Step 2: Convert to fraction form
    418,271.26/577,167.49 = 236,944.36/x
  3. Step 3: Cross multiply
    418,271.26x = 577,167.49 × 236,944.36
  4. Step 4: Simplify right side
    418,271.26x = 136,756,579,495.58
  5. Step 5: Solve for x
    x = 136,756,579,495.58/418,271.26
  6. Step 6: Final answer
    x = 326,956.67

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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.