Home / 446,170.74-615,487.45-284,856.19

Finding the Fourth Proportional to 446,170.74, 615,487.45 and 284,856.19

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Solution

The fourth proportional to 446,170.74, 615,487.45 and 284,856.19 is: 392,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,170.74 : 615,487.45 = 284,856.19 : x
  2. Step 2: Convert to fraction form
    446,170.74/615,487.45 = 284,856.19/x
  3. Step 3: Cross multiply
    446,170.74x = 615,487.45 × 284,856.19
  4. Step 4: Simplify right side
    446,170.74x = 175,325,409,999.82
  5. Step 5: Solve for x
    x = 175,325,409,999.82/446,170.74
  6. Step 6: Final answer
    x = 392,955.87

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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.