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Finding the Fourth Proportional to 473,075.80, 709,613.70 and 449,747.80

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Solution

The fourth proportional to 473,075.80, 709,613.70 and 449,747.80 is: 674,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,075.80 : 709,613.70 = 449,747.80 : x
  2. Step 2: Convert to fraction form
    473,075.80/709,613.70 = 449,747.80/x
  3. Step 3: Cross multiply
    473,075.80x = 709,613.70 × 449,747.80
  4. Step 4: Simplify right side
    473,075.80x = 319,147,200,424.86
  5. Step 5: Solve for x
    x = 319,147,200,424.86/473,075.80
  6. Step 6: Final answer
    x = 674,621.70

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