Home / 738,955.15-1,108,426.04-233,516.21

Finding the Fourth Proportional to 738,955.15, 1,108,426.04 and 233,516.21

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Solution

The fourth proportional to 738,955.15, 1,108,426.04 and 233,516.21 is: 350,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,955.15 : 1,108,426.04 = 233,516.21 : x
  2. Step 2: Convert to fraction form
    738,955.15/1,108,426.04 = 233,516.21/x
  3. Step 3: Cross multiply
    738,955.15x = 1,108,426.04 × 233,516.21
  4. Step 4: Simplify right side
    738,955.15x = 258,835,447,926.11
  5. Step 5: Solve for x
    x = 258,835,447,926.11/738,955.15
  6. Step 6: Final answer
    x = 350,272.20

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Double scale
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Similar ratio
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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.