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Finding the Fourth Proportional to 673,304.14, 929,162.91 and 371,498.14

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Solution

The fourth proportional to 673,304.14, 929,162.91 and 371,498.14 is: 512,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,304.14 : 929,162.91 = 371,498.14 : x
  2. Step 2: Convert to fraction form
    673,304.14/929,162.91 = 371,498.14/x
  3. Step 3: Cross multiply
    673,304.14x = 929,162.91 × 371,498.14
  4. Step 4: Simplify right side
    673,304.14x = 345,182,292,821.99
  5. Step 5: Solve for x
    x = 345,182,292,821.99/673,304.14
  6. Step 6: Final answer
    x = 512,669.20

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1.5x scale

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.