Home / 776,020.44-1,070,897.23-436,487.88

Finding the Fourth Proportional to 776,020.44, 1,070,897.23 and 436,487.88

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Solution

The fourth proportional to 776,020.44, 1,070,897.23 and 436,487.88 is: 602,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,020.44 : 1,070,897.23 = 436,487.88 : x
  2. Step 2: Convert to fraction form
    776,020.44/1,070,897.23 = 436,487.88/x
  3. Step 3: Cross multiply
    776,020.44x = 1,070,897.23 × 436,487.88
  4. Step 4: Simplify right side
    776,020.44x = 467,433,661,620.57
  5. Step 5: Solve for x
    x = 467,433,661,620.57/776,020.44
  6. Step 6: Final answer
    x = 602,347.10

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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.