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Finding the Fourth Proportional to 302,862.60, 453,419.10 and 294,114.60

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Solution

The fourth proportional to 302,862.60, 453,419.10 and 294,114.60 is: 440,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,862.60 : 453,419.10 = 294,114.60 : x
  2. Step 2: Convert to fraction form
    302,862.60/453,419.10 = 294,114.60/x
  3. Step 3: Cross multiply
    302,862.60x = 453,419.10 × 294,114.60
  4. Step 4: Simplify right side
    302,862.60x = 133,357,177,228.86
  5. Step 5: Solve for x
    x = 133,357,177,228.86/302,862.60
  6. Step 6: Final answer
    x = 440,322.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.