Home / 1,178,213.64-1,767,188.10-325,406.55

Finding the Fourth Proportional to 1,178,213.64, 1,767,188.10 and 325,406.55

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Solution

The fourth proportional to 1,178,213.64, 1,767,188.10 and 325,406.55 is: 488,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,213.64 : 1,767,188.10 = 325,406.55 : x
  2. Step 2: Convert to fraction form
    1,178,213.64/1,767,188.10 = 325,406.55/x
  3. Step 3: Cross multiply
    1,178,213.64x = 1,767,188.10 × 325,406.55
  4. Step 4: Simplify right side
    1,178,213.64x = 575,054,582,822.06
  5. Step 5: Solve for x
    x = 575,054,582,822.06/1,178,213.64
  6. Step 6: Final answer
    x = 488,073.27

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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.