Home / 307,816.27-424,711.37-180,467.26

Finding the Fourth Proportional to 307,816.27, 424,711.37 and 180,467.26

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Solution

The fourth proportional to 307,816.27, 424,711.37 and 180,467.26 is: 249,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,816.27 : 424,711.37 = 180,467.26 : x
  2. Step 2: Convert to fraction form
    307,816.27/424,711.37 = 180,467.26/x
  3. Step 3: Cross multiply
    307,816.27x = 424,711.37 × 180,467.26
  4. Step 4: Simplify right side
    307,816.27x = 76,646,496,624.14
  5. Step 5: Solve for x
    x = 76,646,496,624.14/307,816.27
  6. Step 6: Final answer
    x = 249,000.80

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1.5x scale

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.