Home / 754,170.24-1,040,605.71-423,036.84

Finding the Fourth Proportional to 754,170.24, 1,040,605.71 and 423,036.84

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Solution

The fourth proportional to 754,170.24, 1,040,605.71 and 423,036.84 is: 583,707.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,170.24 : 1,040,605.71 = 423,036.84 : x
  2. Step 2: Convert to fraction form
    754,170.24/1,040,605.71 = 423,036.84/x
  3. Step 3: Cross multiply
    754,170.24x = 1,040,605.71 × 423,036.84
  4. Step 4: Simplify right side
    754,170.24x = 440,214,551,244.36
  5. Step 5: Solve for x
    x = 440,214,551,244.36/754,170.24
  6. Step 6: Final answer
    x = 583,707.14

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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.