Home / 1,088,041.96-1,632,060.78-289,323.64

Finding the Fourth Proportional to 1,088,041.96, 1,632,060.78 and 289,323.64

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Solution

The fourth proportional to 1,088,041.96, 1,632,060.78 and 289,323.64 is: 433,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,041.96 : 1,632,060.78 = 289,323.64 : x
  2. Step 2: Convert to fraction form
    1,088,041.96/1,632,060.78 = 289,323.64/x
  3. Step 3: Cross multiply
    1,088,041.96x = 1,632,060.78 × 289,323.64
  4. Step 4: Simplify right side
    1,088,041.96x = 472,193,765,570.84
  5. Step 5: Solve for x
    x = 472,193,765,570.84/1,088,041.96
  6. Step 6: Final answer
    x = 433,984.89

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Double scale
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Similar ratio
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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.