Home / 824,742.32-1,237,068.47-225,660.24

Finding the Fourth Proportional to 824,742.32, 1,237,068.47 and 225,660.24

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Solution

The fourth proportional to 824,742.32, 1,237,068.47 and 225,660.24 is: 338,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,742.32 : 1,237,068.47 = 225,660.24 : x
  2. Step 2: Convert to fraction form
    824,742.32/1,237,068.47 = 225,660.24/x
  3. Step 3: Cross multiply
    824,742.32x = 1,237,068.47 × 225,660.24
  4. Step 4: Simplify right side
    824,742.32x = 279,157,166,708.33
  5. Step 5: Solve for x
    x = 279,157,166,708.33/824,742.32
  6. Step 6: Final answer
    x = 338,478.05

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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.