Home / 824,416.02-1,236,624.55-225,332.15

Finding the Fourth Proportional to 824,416.02, 1,236,624.55 and 225,332.15

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Solution

The fourth proportional to 824,416.02, 1,236,624.55 and 225,332.15 is: 337,998.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,416.02 : 1,236,624.55 = 225,332.15 : x
  2. Step 2: Convert to fraction form
    824,416.02/1,236,624.55 = 225,332.15/x
  3. Step 3: Cross multiply
    824,416.02x = 1,236,624.55 × 225,332.15
  4. Step 4: Simplify right side
    824,416.02x = 278,651,267,330.17
  5. Step 5: Solve for x
    x = 278,651,267,330.17/824,416.02
  6. Step 6: Final answer
    x = 337,998.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.