Home / 415,546.40-573,543.26-262,487.21

Finding the Fourth Proportional to 415,546.40, 573,543.26 and 262,487.21

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Solution

The fourth proportional to 415,546.40, 573,543.26 and 262,487.21 is: 362,288.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,546.40 : 573,543.26 = 262,487.21 : x
  2. Step 2: Convert to fraction form
    415,546.40/573,543.26 = 262,487.21/x
  3. Step 3: Cross multiply
    415,546.40x = 573,543.26 × 262,487.21
  4. Step 4: Simplify right side
    415,546.40x = 150,547,771,440.18
  5. Step 5: Solve for x
    x = 150,547,771,440.18/415,546.40
  6. Step 6: Final answer
    x = 362,288.71

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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.