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Finding the Fourth Proportional to 675,150.28, 930,860.58 and 433,005.64

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Solution

The fourth proportional to 675,150.28, 930,860.58 and 433,005.64 is: 597,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,150.28 : 930,860.58 = 433,005.64 : x
  2. Step 2: Convert to fraction form
    675,150.28/930,860.58 = 433,005.64/x
  3. Step 3: Cross multiply
    675,150.28x = 930,860.58 × 433,005.64
  4. Step 4: Simplify right side
    675,150.28x = 403,067,881,193.67
  5. Step 5: Solve for x
    x = 403,067,881,193.67/675,150.28
  6. Step 6: Final answer
    x = 597,004.69

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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.