Home / 1,088,303.77-1,632,471.72-414,422.78

Finding the Fourth Proportional to 1,088,303.77, 1,632,471.72 and 414,422.78

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Solution

The fourth proportional to 1,088,303.77, 1,632,471.72 and 414,422.78 is: 621,640.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,303.77 : 1,632,471.72 = 414,422.78 : x
  2. Step 2: Convert to fraction form
    1,088,303.77/1,632,471.72 = 414,422.78/x
  3. Step 3: Cross multiply
    1,088,303.77x = 1,632,471.72 × 414,422.78
  4. Step 4: Simplify right side
    1,088,303.77x = 676,533,467,939.99
  5. Step 5: Solve for x
    x = 676,533,467,939.99/1,088,303.77
  6. Step 6: Final answer
    x = 621,640.29

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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.