Home / 984,207.40-1,476,311.10-486,543.40

Finding the Fourth Proportional to 984,207.40, 1,476,311.10 and 486,543.40

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Solution

The fourth proportional to 984,207.40, 1,476,311.10 and 486,543.40 is: 729,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,207.40 : 1,476,311.10 = 486,543.40 : x
  2. Step 2: Convert to fraction form
    984,207.40/1,476,311.10 = 486,543.40/x
  3. Step 3: Cross multiply
    984,207.40x = 1,476,311.10 × 486,543.40
  4. Step 4: Simplify right side
    984,207.40x = 718,289,422,051.74
  5. Step 5: Solve for x
    x = 718,289,422,051.74/984,207.40
  6. Step 6: Final answer
    x = 729,815.10

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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.