Home / 1,112,166.40-1,668,152.40-364,212.40

Finding the Fourth Proportional to 1,112,166.40, 1,668,152.40 and 364,212.40

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Solution

The fourth proportional to 1,112,166.40, 1,668,152.40 and 364,212.40 is: 546,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,166.40 : 1,668,152.40 = 364,212.40 : x
  2. Step 2: Convert to fraction form
    1,112,166.40/1,668,152.40 = 364,212.40/x
  3. Step 3: Cross multiply
    1,112,166.40x = 1,668,152.40 × 364,212.40
  4. Step 4: Simplify right side
    1,112,166.40x = 607,561,789,169.76
  5. Step 5: Solve for x
    x = 607,561,789,169.76/1,112,166.40
  6. Step 6: Final answer
    x = 546,286.77

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Double scale
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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.