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Finding the Fourth Proportional to 302,516.10, 453,774.15 and 208,037.70

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Solution

The fourth proportional to 302,516.10, 453,774.15 and 208,037.70 is: 312,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,516.10 : 453,774.15 = 208,037.70 : x
  2. Step 2: Convert to fraction form
    302,516.10/453,774.15 = 208,037.70/x
  3. Step 3: Cross multiply
    302,516.10x = 453,774.15 × 208,037.70
  4. Step 4: Simplify right side
    302,516.10x = 94,402,130,485.46
  5. Step 5: Solve for x
    x = 94,402,130,485.46/302,516.10
  6. Step 6: Final answer
    x = 312,056.55

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