Home / 738,958.10-1,108,430.45-233,519.15

Finding the Fourth Proportional to 738,958.10, 1,108,430.45 and 233,519.15

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Solution

The fourth proportional to 738,958.10, 1,108,430.45 and 233,519.15 is: 350,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,958.10 : 1,108,430.45 = 233,519.15 : x
  2. Step 2: Convert to fraction form
    738,958.10/1,108,430.45 = 233,519.15/x
  3. Step 3: Cross multiply
    738,958.10x = 1,108,430.45 × 233,519.15
  4. Step 4: Simplify right side
    738,958.10x = 258,839,729,808.37
  5. Step 5: Solve for x
    x = 258,839,729,808.37/738,958.10
  6. Step 6: Final answer
    x = 350,276.60

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Double scale
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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.