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Finding the Fourth Proportional to 301,328.75, 415,803.39 and 180,466.94

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Solution

The fourth proportional to 301,328.75, 415,803.39 and 180,466.94 is: 249,026.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,328.75 : 415,803.39 = 180,466.94 : x
  2. Step 2: Convert to fraction form
    301,328.75/415,803.39 = 180,466.94/x
  3. Step 3: Cross multiply
    301,328.75x = 415,803.39 × 180,466.94
  4. Step 4: Simplify right side
    301,328.75x = 75,038,763,355.91
  5. Step 5: Solve for x
    x = 75,038,763,355.91/301,328.75
  6. Step 6: Final answer
    x = 249,026.24

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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.