Home / 1,124,170.32-1,686,343.32-325,463.76

Finding the Fourth Proportional to 1,124,170.32, 1,686,343.32 and 325,463.76

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Solution

The fourth proportional to 1,124,170.32, 1,686,343.32 and 325,463.76 is: 488,221.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,170.32 : 1,686,343.32 = 325,463.76 : x
  2. Step 2: Convert to fraction form
    1,124,170.32/1,686,343.32 = 325,463.76/x
  3. Step 3: Cross multiply
    1,124,170.32x = 1,686,343.32 × 325,463.76
  4. Step 4: Simplify right side
    1,124,170.32x = 548,843,637,578.08
  5. Step 5: Solve for x
    x = 548,843,637,578.08/1,124,170.32
  6. Step 6: Final answer
    x = 488,221.07

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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.