Home / 739,610.46-1,020,667.23-433,618.38

Finding the Fourth Proportional to 739,610.46, 1,020,667.23 and 433,618.38

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Solution

The fourth proportional to 739,610.46, 1,020,667.23 and 433,618.38 is: 598,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,610.46 : 1,020,667.23 = 433,618.38 : x
  2. Step 2: Convert to fraction form
    739,610.46/1,020,667.23 = 433,618.38/x
  3. Step 3: Cross multiply
    739,610.46x = 1,020,667.23 × 433,618.38
  4. Step 4: Simplify right side
    739,610.46x = 442,580,070,791.69
  5. Step 5: Solve for x
    x = 442,580,070,791.69/739,610.46
  6. Step 6: Final answer
    x = 598,396.18

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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.