Home / 899,806.35-1,241,747.55-537,261.90

Finding the Fourth Proportional to 899,806.35, 1,241,747.55 and 537,261.90

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Solution

The fourth proportional to 899,806.35, 1,241,747.55 and 537,261.90 is: 741,430.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,806.35 : 1,241,747.55 = 537,261.90 : x
  2. Step 2: Convert to fraction form
    899,806.35/1,241,747.55 = 537,261.90/x
  3. Step 3: Cross multiply
    899,806.35x = 1,241,747.55 × 537,261.90
  4. Step 4: Simplify right side
    899,806.35x = 667,143,643,376.79
  5. Step 5: Solve for x
    x = 667,143,643,376.79/899,806.35
  6. Step 6: Final answer
    x = 741,430.24

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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.