Home / 533,961.15-736,720.43-304,434.75

Finding the Fourth Proportional to 533,961.15, 736,720.43 and 304,434.75

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Solution

The fourth proportional to 533,961.15, 736,720.43 and 304,434.75 is: 420,036.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,961.15 : 736,720.43 = 304,434.75 : x
  2. Step 2: Convert to fraction form
    533,961.15/736,720.43 = 304,434.75/x
  3. Step 3: Cross multiply
    533,961.15x = 736,720.43 × 304,434.75
  4. Step 4: Simplify right side
    533,961.15x = 224,283,299,926.94
  5. Step 5: Solve for x
    x = 224,283,299,926.94/533,961.15
  6. Step 6: Final answer
    x = 420,036.74

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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.