Home / 671,383.79-1,007,065.78-165,944.80

Finding the Fourth Proportional to 671,383.79, 1,007,065.78 and 165,944.80

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Solution

The fourth proportional to 671,383.79, 1,007,065.78 and 165,944.80 is: 248,914.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,383.79 : 1,007,065.78 = 165,944.80 : x
  2. Step 2: Convert to fraction form
    671,383.79/1,007,065.78 = 165,944.80/x
  3. Step 3: Cross multiply
    671,383.79x = 1,007,065.78 × 165,944.80
  4. Step 4: Simplify right side
    671,383.79x = 167,117,326,931.28
  5. Step 5: Solve for x
    x = 167,117,326,931.28/671,383.79
  6. Step 6: Final answer
    x = 248,914.75

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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.