Home / 649,976.40-973,063.80-463,352.40

Finding the Fourth Proportional to 649,976.40, 973,063.80 and 463,352.40

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Solution

The fourth proportional to 649,976.40, 973,063.80 and 463,352.40 is: 693,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,976.40 : 973,063.80 = 463,352.40 : x
  2. Step 2: Convert to fraction form
    649,976.40/973,063.80 = 463,352.40/x
  3. Step 3: Cross multiply
    649,976.40x = 973,063.80 × 463,352.40
  4. Step 4: Simplify right side
    649,976.40x = 450,871,447,083.12
  5. Step 5: Solve for x
    x = 450,871,447,083.12/649,976.40
  6. Step 6: Final answer
    x = 693,673.57

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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.