Home / 985,934.52-1,478,787.54-276,019.32

Finding the Fourth Proportional to 985,934.52, 1,478,787.54 and 276,019.32

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Solution

The fourth proportional to 985,934.52, 1,478,787.54 and 276,019.32 is: 413,997.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,934.52 : 1,478,787.54 = 276,019.32 : x
  2. Step 2: Convert to fraction form
    985,934.52/1,478,787.54 = 276,019.32/x
  3. Step 3: Cross multiply
    985,934.52x = 1,478,787.54 × 276,019.32
  4. Step 4: Simplify right side
    985,934.52x = 408,173,931,215.27
  5. Step 5: Solve for x
    x = 408,173,931,215.27/985,934.52
  6. Step 6: Final answer
    x = 413,997.00

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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.