Home / 976,208.94-1,463,752.76-520,238.79

Finding the Fourth Proportional to 976,208.94, 1,463,752.76 and 520,238.79

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Solution

The fourth proportional to 976,208.94, 1,463,752.76 and 520,238.79 is: 780,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,208.94 : 1,463,752.76 = 520,238.79 : x
  2. Step 2: Convert to fraction form
    976,208.94/1,463,752.76 = 520,238.79/x
  3. Step 3: Cross multiply
    976,208.94x = 1,463,752.76 × 520,238.79
  4. Step 4: Simplify right side
    976,208.94x = 761,500,962,120.37
  5. Step 5: Solve for x
    x = 761,500,962,120.37/976,208.94
  6. Step 6: Final answer
    x = 780,059.40

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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.