Home / 476,392.39-657,382.43-261,525.11

Finding the Fourth Proportional to 476,392.39, 657,382.43 and 261,525.11

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Solution

The fourth proportional to 476,392.39, 657,382.43 and 261,525.11 is: 360,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,392.39 : 657,382.43 = 261,525.11 : x
  2. Step 2: Convert to fraction form
    476,392.39/657,382.43 = 261,525.11/x
  3. Step 3: Cross multiply
    476,392.39x = 657,382.43 × 261,525.11
  4. Step 4: Simplify right side
    476,392.39x = 171,922,009,684.72
  5. Step 5: Solve for x
    x = 171,922,009,684.72/476,392.39
  6. Step 6: Final answer
    x = 360,883.20

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1.5x scale

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.