Home / 942,072.51-1,413,738.68-402,454.89

Finding the Fourth Proportional to 942,072.51, 1,413,738.68 and 402,454.89

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Solution

The fourth proportional to 942,072.51, 1,413,738.68 and 402,454.89 is: 603,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,072.51 : 1,413,738.68 = 402,454.89 : x
  2. Step 2: Convert to fraction form
    942,072.51/1,413,738.68 = 402,454.89/x
  3. Step 3: Cross multiply
    942,072.51x = 1,413,738.68 × 402,454.89
  4. Step 4: Simplify right side
    942,072.51x = 568,966,042,935.87
  5. Step 5: Solve for x
    x = 568,966,042,935.87/942,072.51
  6. Step 6: Final answer
    x = 603,951.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.