Home / 377,544.07-521,120.60-246,741.40

Finding the Fourth Proportional to 377,544.07, 521,120.60 and 246,741.40

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Solution

The fourth proportional to 377,544.07, 521,120.60 and 246,741.40 is: 340,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,544.07 : 521,120.60 = 246,741.40 : x
  2. Step 2: Convert to fraction form
    377,544.07/521,120.60 = 246,741.40/x
  3. Step 3: Cross multiply
    377,544.07x = 521,120.60 × 246,741.40
  4. Step 4: Simplify right side
    377,544.07x = 128,582,023,824.51
  5. Step 5: Solve for x
    x = 128,582,023,824.51/377,544.07
  6. Step 6: Final answer
    x = 340,574.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.