Home / 738,699.77-1,107,991.33-233,275.88

Finding the Fourth Proportional to 738,699.77, 1,107,991.33 and 233,275.88

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Solution

The fourth proportional to 738,699.77, 1,107,991.33 and 233,275.88 is: 349,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,699.77 : 1,107,991.33 = 233,275.88 : x
  2. Step 2: Convert to fraction form
    738,699.77/1,107,991.33 = 233,275.88/x
  3. Step 3: Cross multiply
    738,699.77x = 1,107,991.33 × 233,275.88
  4. Step 4: Simplify right side
    738,699.77x = 258,467,654,724.91
  5. Step 5: Solve for x
    x = 258,467,654,724.91/738,699.77
  6. Step 6: Final answer
    x = 349,895.40

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1.5x scale

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.