Home / 1,088,040.96-1,632,059.28-289,322.64

Finding the Fourth Proportional to 1,088,040.96, 1,632,059.28 and 289,322.64

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Solution

The fourth proportional to 1,088,040.96, 1,632,059.28 and 289,322.64 is: 433,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,040.96 : 1,632,059.28 = 289,322.64 : x
  2. Step 2: Convert to fraction form
    1,088,040.96/1,632,059.28 = 289,322.64/x
  3. Step 3: Cross multiply
    1,088,040.96x = 1,632,059.28 × 289,322.64
  4. Step 4: Simplify right side
    1,088,040.96x = 472,191,699,526.10
  5. Step 5: Solve for x
    x = 472,191,699,526.10/1,088,040.96
  6. Step 6: Final answer
    x = 433,983.39

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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.