Home / 1,534,394.70-2,300,925.06-439,938.49

Finding the Fourth Proportional to 1,534,394.70, 2,300,925.06 and 439,938.49

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Solution

The fourth proportional to 1,534,394.70, 2,300,925.06 and 439,938.49 is: 659,716.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,394.70 : 2,300,925.06 = 439,938.49 : x
  2. Step 2: Convert to fraction form
    1,534,394.70/2,300,925.06 = 439,938.49/x
  3. Step 3: Cross multiply
    1,534,394.70x = 2,300,925.06 × 439,938.49
  4. Step 4: Simplify right side
    1,534,394.70x = 1,012,265,496,499.56
  5. Step 5: Solve for x
    x = 1,012,265,496,499.56/1,534,394.70
  6. Step 6: Final answer
    x = 659,716.50

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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.