Home / 884,409.72-1,325,668.62-457,515.84

Finding the Fourth Proportional to 884,409.72, 1,325,668.62 and 457,515.84

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Solution

The fourth proportional to 884,409.72, 1,325,668.62 and 457,515.84 is: 685,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,409.72 : 1,325,668.62 = 457,515.84 : x
  2. Step 2: Convert to fraction form
    884,409.72/1,325,668.62 = 457,515.84/x
  3. Step 3: Cross multiply
    884,409.72x = 1,325,668.62 × 457,515.84
  4. Step 4: Simplify right side
    884,409.72x = 606,514,392,240.94
  5. Step 5: Solve for x
    x = 606,514,392,240.94/884,409.72
  6. Step 6: Final answer
    x = 685,784.40

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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.