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Finding the Fourth Proportional to 479,430.60, 719,145.90 and 146,963.40

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Solution

The fourth proportional to 479,430.60, 719,145.90 and 146,963.40 is: 220,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,430.60 : 719,145.90 = 146,963.40 : x
  2. Step 2: Convert to fraction form
    479,430.60/719,145.90 = 146,963.40/x
  3. Step 3: Cross multiply
    479,430.60x = 719,145.90 × 146,963.40
  4. Step 4: Simplify right side
    479,430.60x = 105,688,126,560.06
  5. Step 5: Solve for x
    x = 105,688,126,560.06/479,430.60
  6. Step 6: Final answer
    x = 220,445.10

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