Home / 850,396.32-1,173,494.16-468,401.76

Finding the Fourth Proportional to 850,396.32, 1,173,494.16 and 468,401.76

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Solution

The fourth proportional to 850,396.32, 1,173,494.16 and 468,401.76 is: 646,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,396.32 : 1,173,494.16 = 468,401.76 : x
  2. Step 2: Convert to fraction form
    850,396.32/1,173,494.16 = 468,401.76/x
  3. Step 3: Cross multiply
    850,396.32x = 1,173,494.16 × 468,401.76
  4. Step 4: Simplify right side
    850,396.32x = 549,666,729,893.72
  5. Step 5: Solve for x
    x = 549,666,729,893.72/850,396.32
  6. Step 6: Final answer
    x = 646,365.37

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1.5x scale

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.