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Finding the Fourth Proportional to 537,075.78, 741,147.60 and 295,357.60

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Solution

The fourth proportional to 537,075.78, 741,147.60 and 295,357.60 is: 407,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,075.78 : 741,147.60 = 295,357.60 : x
  2. Step 2: Convert to fraction form
    537,075.78/741,147.60 = 295,357.60/x
  3. Step 3: Cross multiply
    537,075.78x = 741,147.60 × 295,357.60
  4. Step 4: Simplify right side
    537,075.78x = 218,903,578,415.79
  5. Step 5: Solve for x
    x = 218,903,578,415.79/537,075.78
  6. Step 6: Final answer
    x = 407,584.16

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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.