Home / 284,650.81-392,819.33-155,591.89

Finding the Fourth Proportional to 284,650.81, 392,819.33 and 155,591.89

Calculator

Solution

The fourth proportional to 284,650.81, 392,819.33 and 155,591.89 is: 214,717.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,650.81 : 392,819.33 = 155,591.89 : x
  2. Step 2: Convert to fraction form
    284,650.81/392,819.33 = 155,591.89/x
  3. Step 3: Cross multiply
    284,650.81x = 392,819.33 × 155,591.89
  4. Step 4: Simplify right side
    284,650.81x = 61,119,501,983.23
  5. Step 5: Solve for x
    x = 61,119,501,983.23/284,650.81
  6. Step 6: Final answer
    x = 214,717.47

Related Problems

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.