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Finding the Fourth Proportional to 473,430.80, 709,800.60 and 192,803.60

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Solution

The fourth proportional to 473,430.80, 709,800.60 and 192,803.60 is: 289,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,430.80 : 709,800.60 = 192,803.60 : x
  2. Step 2: Convert to fraction form
    473,430.80/709,800.60 = 192,803.60/x
  3. Step 3: Cross multiply
    473,430.80x = 709,800.60 × 192,803.60
  4. Step 4: Simplify right side
    473,430.80x = 136,852,110,962.16
  5. Step 5: Solve for x
    x = 136,852,110,962.16/473,430.80
  6. Step 6: Final answer
    x = 289,064.66

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