Home / 446,173.16-615,490.89-284,858.72

Finding the Fourth Proportional to 446,173.16, 615,490.89 and 284,858.72

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Solution

The fourth proportional to 446,173.16, 615,490.89 and 284,858.72 is: 392,959.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,173.16 : 615,490.89 = 284,858.72 : x
  2. Step 2: Convert to fraction form
    446,173.16/615,490.89 = 284,858.72/x
  3. Step 3: Cross multiply
    446,173.16x = 615,490.89 × 284,858.72
  4. Step 4: Simplify right side
    446,173.16x = 175,327,947,097.06
  5. Step 5: Solve for x
    x = 175,327,947,097.06/446,173.16
  6. Step 6: Final answer
    x = 392,959.42

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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.