Home / 307,867.40-424,953.78-180,594.44

Finding the Fourth Proportional to 307,867.40, 424,953.78 and 180,594.44

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Solution

The fourth proportional to 307,867.40, 424,953.78 and 180,594.44 is: 249,277.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,867.40 : 424,953.78 = 180,594.44 : x
  2. Step 2: Convert to fraction form
    307,867.40/424,953.78 = 180,594.44/x
  3. Step 3: Cross multiply
    307,867.40x = 424,953.78 × 180,594.44
  4. Step 4: Simplify right side
    307,867.40x = 76,744,289,924.98
  5. Step 5: Solve for x
    x = 76,744,289,924.98/307,867.40
  6. Step 6: Final answer
    x = 249,277.09

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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.