Home / 850,064.46-1,173,046.86-468,019.86

Finding the Fourth Proportional to 850,064.46, 1,173,046.86 and 468,019.86

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Solution

The fourth proportional to 850,064.46, 1,173,046.86 and 468,019.86 is: 645,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,064.46 : 1,173,046.86 = 468,019.86 : x
  2. Step 2: Convert to fraction form
    850,064.46/1,173,046.86 = 468,019.86/x
  3. Step 3: Cross multiply
    850,064.46x = 1,173,046.86 × 468,019.86
  4. Step 4: Simplify right side
    850,064.46x = 549,009,227,190.64
  5. Step 5: Solve for x
    x = 549,009,227,190.64/850,064.46
  6. Step 6: Final answer
    x = 645,844.23

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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.