Home / 938,847.90-1,408,271.85-565,599.90

Finding the Fourth Proportional to 938,847.90, 1,408,271.85 and 565,599.90

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Solution

The fourth proportional to 938,847.90, 1,408,271.85 and 565,599.90 is: 848,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,847.90 : 1,408,271.85 = 565,599.90 : x
  2. Step 2: Convert to fraction form
    938,847.90/1,408,271.85 = 565,599.90/x
  3. Step 3: Cross multiply
    938,847.90x = 1,408,271.85 × 565,599.90
  4. Step 4: Simplify right side
    938,847.90x = 796,518,417,532.82
  5. Step 5: Solve for x
    x = 796,518,417,532.82/938,847.90
  6. Step 6: Final answer
    x = 848,399.85

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Double scale
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Similar ratio
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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.