Home / 984,801.32-1,476,647.90-310,756.98

Finding the Fourth Proportional to 984,801.32, 1,476,647.90 and 310,756.98

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Solution

The fourth proportional to 984,801.32, 1,476,647.90 and 310,756.98 is: 465,960.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,801.32 : 1,476,647.90 = 310,756.98 : x
  2. Step 2: Convert to fraction form
    984,801.32/1,476,647.90 = 310,756.98/x
  3. Step 3: Cross multiply
    984,801.32x = 1,476,647.90 × 310,756.98
  4. Step 4: Simplify right side
    984,801.32x = 458,878,640,373.56
  5. Step 5: Solve for x
    x = 458,878,640,373.56/984,801.32
  6. Step 6: Final answer
    x = 465,960.63

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1.5x scale

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.