Home / 1,088,265.11-1,632,369.71-289,553.40

Finding the Fourth Proportional to 1,088,265.11, 1,632,369.71 and 289,553.40

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Solution

The fourth proportional to 1,088,265.11, 1,632,369.71 and 289,553.40 is: 434,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,265.11 : 1,632,369.71 = 289,553.40 : x
  2. Step 2: Convert to fraction form
    1,088,265.11/1,632,369.71 = 289,553.40/x
  3. Step 3: Cross multiply
    1,088,265.11x = 1,632,369.71 × 289,553.40
  4. Step 4: Simplify right side
    1,088,265.11x = 472,658,200,311.40
  5. Step 5: Solve for x
    x = 472,658,200,311.40/1,088,265.11
  6. Step 6: Final answer
    x = 434,322.66

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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.