Home / 415,741.10-573,708.74-262,861.58

Finding the Fourth Proportional to 415,741.10, 573,708.74 and 262,861.58

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Solution

The fourth proportional to 415,741.10, 573,708.74 and 262,861.58 is: 362,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,741.10 : 573,708.74 = 262,861.58 : x
  2. Step 2: Convert to fraction form
    415,741.10/573,708.74 = 262,861.58/x
  3. Step 3: Cross multiply
    415,741.10x = 573,708.74 × 262,861.58
  4. Step 4: Simplify right side
    415,741.10x = 150,805,985,856.21
  5. Step 5: Solve for x
    x = 150,805,985,856.21/415,741.10
  6. Step 6: Final answer
    x = 362,740.14

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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.