Home / 907,330-1,252,115.40-504,922.32

Finding the Fourth Proportional to 907,330, 1,252,115.40 and 504,922.32

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Solution

The fourth proportional to 907,330, 1,252,115.40 and 504,922.32 is: 696,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,330 : 1,252,115.40 = 504,922.32 : x
  2. Step 2: Convert to fraction form
    907,330/1,252,115.40 = 504,922.32/x
  3. Step 3: Cross multiply
    907,330x = 1,252,115.40 × 504,922.32
  4. Step 4: Simplify right side
    907,330x = 632,221,012,675.73
  5. Step 5: Solve for x
    x = 632,221,012,675.73/907,330
  6. Step 6: Final answer
    x = 696,792.80

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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.