Home / 874,450.34-1,206,725.26-476,632.18

Finding the Fourth Proportional to 874,450.34, 1,206,725.26 and 476,632.18

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Solution

The fourth proportional to 874,450.34, 1,206,725.26 and 476,632.18 is: 657,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,450.34 : 1,206,725.26 = 476,632.18 : x
  2. Step 2: Convert to fraction form
    874,450.34/1,206,725.26 = 476,632.18/x
  3. Step 3: Cross multiply
    874,450.34x = 1,206,725.26 × 476,632.18
  4. Step 4: Simplify right side
    874,450.34x = 575,164,085,301.24
  5. Step 5: Solve for x
    x = 575,164,085,301.24/874,450.34
  6. Step 6: Final answer
    x = 657,743.57

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Double scale
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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.