Home / 307,849.43-424,903.07-180,566.03

Finding the Fourth Proportional to 307,849.43, 424,903.07 and 180,566.03

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Solution

The fourth proportional to 307,849.43, 424,903.07 and 180,566.03 is: 249,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,849.43 : 424,903.07 = 180,566.03 : x
  2. Step 2: Convert to fraction form
    307,849.43/424,903.07 = 180,566.03/x
  3. Step 3: Cross multiply
    307,849.43x = 424,903.07 × 180,566.03
  4. Step 4: Simplify right side
    307,849.43x = 76,723,060,484.71
  5. Step 5: Solve for x
    x = 76,723,060,484.71/307,849.43
  6. Step 6: Final answer
    x = 249,222.68

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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.