Home / 912,239.58-1,258,853.48-504,315.48

Finding the Fourth Proportional to 912,239.58, 1,258,853.48 and 504,315.48

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Solution

The fourth proportional to 912,239.58, 1,258,853.48 and 504,315.48 is: 695,934.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,239.58 : 1,258,853.48 = 504,315.48 : x
  2. Step 2: Convert to fraction form
    912,239.58/1,258,853.48 = 504,315.48/x
  3. Step 3: Cross multiply
    912,239.58x = 1,258,853.48 × 504,315.48
  4. Step 4: Simplify right side
    912,239.58x = 634,859,297,015.87
  5. Step 5: Solve for x
    x = 634,859,297,015.87/912,239.58
  6. Step 6: Final answer
    x = 695,934.83

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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.