Home / 657,212.10-985,526.55-302,043.30

Finding the Fourth Proportional to 657,212.10, 985,526.55 and 302,043.30

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Solution

The fourth proportional to 657,212.10, 985,526.55 and 302,043.30 is: 452,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,212.10 : 985,526.55 = 302,043.30 : x
  2. Step 2: Convert to fraction form
    657,212.10/985,526.55 = 302,043.30/x
  3. Step 3: Cross multiply
    657,212.10x = 985,526.55 × 302,043.30
  4. Step 4: Simplify right side
    657,212.10x = 297,671,691,399.62
  5. Step 5: Solve for x
    x = 297,671,691,399.62/657,212.10
  6. Step 6: Final answer
    x = 452,930.94

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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.