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Finding the Fourth Proportional to 482,870.40, 724,305.60 and 473,539.20

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Solution

The fourth proportional to 482,870.40, 724,305.60 and 473,539.20 is: 710,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,870.40 : 724,305.60 = 473,539.20 : x
  2. Step 2: Convert to fraction form
    482,870.40/724,305.60 = 473,539.20/x
  3. Step 3: Cross multiply
    482,870.40x = 724,305.60 × 473,539.20
  4. Step 4: Simplify right side
    482,870.40x = 342,987,094,379.52
  5. Step 5: Solve for x
    x = 342,987,094,379.52/482,870.40
  6. Step 6: Final answer
    x = 710,308.80

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