Home / 758,731.82-1,047,037.64-414,560.39

Finding the Fourth Proportional to 758,731.82, 1,047,037.64 and 414,560.39

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Solution

The fourth proportional to 758,731.82, 1,047,037.64 and 414,560.39 is: 572,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,731.82 : 1,047,037.64 = 414,560.39 : x
  2. Step 2: Convert to fraction form
    758,731.82/1,047,037.64 = 414,560.39/x
  3. Step 3: Cross multiply
    758,731.82x = 1,047,037.64 × 414,560.39
  4. Step 4: Simplify right side
    758,731.82x = 434,060,325,075.09
  5. Step 5: Solve for x
    x = 434,060,325,075.09/758,731.82
  6. Step 6: Final answer
    x = 572,086.63

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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.