Home / 930,858.46-1,284,592.71-522,968.38

Finding the Fourth Proportional to 930,858.46, 1,284,592.71 and 522,968.38

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Solution

The fourth proportional to 930,858.46, 1,284,592.71 and 522,968.38 is: 721,700.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,858.46 : 1,284,592.71 = 522,968.38 : x
  2. Step 2: Convert to fraction form
    930,858.46/1,284,592.71 = 522,968.38/x
  3. Step 3: Cross multiply
    930,858.46x = 1,284,592.71 × 522,968.38
  4. Step 4: Simplify right side
    930,858.46x = 671,801,368,508.51
  5. Step 5: Solve for x
    x = 671,801,368,508.51/930,858.46
  6. Step 6: Final answer
    x = 721,700.88

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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.