Home / 850,308.16-1,173,478.44-468,334.84

Finding the Fourth Proportional to 850,308.16, 1,173,478.44 and 468,334.84

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Solution

The fourth proportional to 850,308.16, 1,173,478.44 and 468,334.84 is: 646,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,308.16 : 1,173,478.44 = 468,334.84 : x
  2. Step 2: Convert to fraction form
    850,308.16/1,173,478.44 = 468,334.84/x
  3. Step 3: Cross multiply
    850,308.16x = 1,173,478.44 × 468,334.84
  4. Step 4: Simplify right side
    850,308.16x = 549,580,837,440.85
  5. Step 5: Solve for x
    x = 549,580,837,440.85/850,308.16
  6. Step 6: Final answer
    x = 646,331.37

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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.