Home / 673,219.28-929,047.56-371,424.08

Finding the Fourth Proportional to 673,219.28, 929,047.56 and 371,424.08

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Solution

The fourth proportional to 673,219.28, 929,047.56 and 371,424.08 is: 512,567.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,219.28 : 929,047.56 = 371,424.08 : x
  2. Step 2: Convert to fraction form
    673,219.28/929,047.56 = 371,424.08/x
  3. Step 3: Cross multiply
    673,219.28x = 929,047.56 × 371,424.08
  4. Step 4: Simplify right side
    673,219.28x = 345,070,635,249.25
  5. Step 5: Solve for x
    x = 345,070,635,249.25/673,219.28
  6. Step 6: Final answer
    x = 512,567.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.