Home / 971,340.84-1,456,899.17-261,313.07

Finding the Fourth Proportional to 971,340.84, 1,456,899.17 and 261,313.07

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Solution

The fourth proportional to 971,340.84, 1,456,899.17 and 261,313.07 is: 391,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,340.84 : 1,456,899.17 = 261,313.07 : x
  2. Step 2: Convert to fraction form
    971,340.84/1,456,899.17 = 261,313.07/x
  3. Step 3: Cross multiply
    971,340.84x = 1,456,899.17 × 261,313.07
  4. Step 4: Simplify right side
    971,340.84x = 380,706,786,202.09
  5. Step 5: Solve for x
    x = 380,706,786,202.09/971,340.84
  6. Step 6: Final answer
    x = 391,939.44

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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.