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Finding the Fourth Proportional to 446,174.66, 615,492.96 and 284,860.22

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Solution

The fourth proportional to 446,174.66, 615,492.96 and 284,860.22 is: 392,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,174.66 : 615,492.96 = 284,860.22 : x
  2. Step 2: Convert to fraction form
    446,174.66/615,492.96 = 284,860.22/x
  3. Step 3: Cross multiply
    446,174.66x = 615,492.96 × 284,860.22
  4. Step 4: Simplify right side
    446,174.66x = 175,329,459,994.05
  5. Step 5: Solve for x
    x = 175,329,459,994.05/446,174.66
  6. Step 6: Final answer
    x = 392,961.49

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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.