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Finding the Fourth Proportional to 297,130.80, 445,307.40 and 119,492.40

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Solution

The fourth proportional to 297,130.80, 445,307.40 and 119,492.40 is: 179,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,130.80 : 445,307.40 = 119,492.40 : x
  2. Step 2: Convert to fraction form
    297,130.80/445,307.40 = 119,492.40/x
  3. Step 3: Cross multiply
    297,130.80x = 445,307.40 × 119,492.40
  4. Step 4: Simplify right side
    297,130.80x = 53,210,849,963.76
  5. Step 5: Solve for x
    x = 53,210,849,963.76/297,130.80
  6. Step 6: Final answer
    x = 179,082.24

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