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Finding the Fourth Proportional to 302,607.60, 453,911.40 and 275,051.40

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Solution

The fourth proportional to 302,607.60, 453,911.40 and 275,051.40 is: 412,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,607.60 : 453,911.40 = 275,051.40 : x
  2. Step 2: Convert to fraction form
    302,607.60/453,911.40 = 275,051.40/x
  3. Step 3: Cross multiply
    302,607.60x = 453,911.40 × 275,051.40
  4. Step 4: Simplify right side
    302,607.60x = 124,848,966,045.96
  5. Step 5: Solve for x
    x = 124,848,966,045.96/302,607.60
  6. Step 6: Final answer
    x = 412,577.10

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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.