Home / 738,253.71-1,106,516.70-338,933.03

Finding the Fourth Proportional to 738,253.71, 1,106,516.70 and 338,933.03

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Solution

The fourth proportional to 738,253.71, 1,106,516.70 and 338,933.03 is: 508,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,253.71 : 1,106,516.70 = 338,933.03 : x
  2. Step 2: Convert to fraction form
    738,253.71/1,106,516.70 = 338,933.03/x
  3. Step 3: Cross multiply
    738,253.71x = 1,106,516.70 × 338,933.03
  4. Step 4: Simplify right side
    738,253.71x = 375,035,052,344.02
  5. Step 5: Solve for x
    x = 375,035,052,344.02/738,253.71
  6. Step 6: Final answer
    x = 508,002.94

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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.