Home / 446,202.72-615,531.60-284,888.16

Finding the Fourth Proportional to 446,202.72, 615,531.60 and 284,888.16

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Solution

The fourth proportional to 446,202.72, 615,531.60 and 284,888.16 is: 392,999.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,202.72 : 615,531.60 = 284,888.16 : x
  2. Step 2: Convert to fraction form
    446,202.72/615,531.60 = 284,888.16/x
  3. Step 3: Cross multiply
    446,202.72x = 615,531.60 × 284,888.16
  4. Step 4: Simplify right side
    446,202.72x = 175,357,664,945.86
  5. Step 5: Solve for x
    x = 175,357,664,945.86/446,202.72
  6. Step 6: Final answer
    x = 392,999.99

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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.