Home / 850,165.50-1,173,210.57-468,195.42

Finding the Fourth Proportional to 850,165.50, 1,173,210.57 and 468,195.42

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Solution

The fourth proportional to 850,165.50, 1,173,210.57 and 468,195.42 is: 646,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,165.50 : 1,173,210.57 = 468,195.42 : x
  2. Step 2: Convert to fraction form
    850,165.50/1,173,210.57 = 468,195.42/x
  3. Step 3: Cross multiply
    850,165.50x = 1,173,210.57 × 468,195.42
  4. Step 4: Simplify right side
    850,165.50x = 549,291,815,569.59
  5. Step 5: Solve for x
    x = 549,291,815,569.59/850,165.50
  6. Step 6: Final answer
    x = 646,099.87

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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.