Home / 824,755.32-1,237,326.64-256,107.06

Finding the Fourth Proportional to 824,755.32, 1,237,326.64 and 256,107.06

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Solution

The fourth proportional to 824,755.32, 1,237,326.64 and 256,107.06 is: 384,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,755.32 : 1,237,326.64 = 256,107.06 : x
  2. Step 2: Convert to fraction form
    824,755.32/1,237,326.64 = 256,107.06/x
  3. Step 3: Cross multiply
    824,755.32x = 1,237,326.64 × 256,107.06
  4. Step 4: Simplify right side
    824,755.32x = 316,888,088,030.08
  5. Step 5: Solve for x
    x = 316,888,088,030.08/824,755.32
  6. Step 6: Final answer
    x = 384,220.73

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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.