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Finding the Fourth Proportional to 435,390.30, 600,963.84 and 263,308.50

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Solution

The fourth proportional to 435,390.30, 600,963.84 and 263,308.50 is: 363,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,390.30 : 600,963.84 = 263,308.50 : x
  2. Step 2: Convert to fraction form
    435,390.30/600,963.84 = 263,308.50/x
  3. Step 3: Cross multiply
    435,390.30x = 600,963.84 × 263,308.50
  4. Step 4: Simplify right side
    435,390.30x = 158,238,887,264.64
  5. Step 5: Solve for x
    x = 158,238,887,264.64/435,390.30
  6. Step 6: Final answer
    x = 363,441.46

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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.