Home / 1,434,274.10-2,151,412.60-369,318.50

Finding the Fourth Proportional to 1,434,274.10, 2,151,412.60 and 369,318.50

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Solution

The fourth proportional to 1,434,274.10, 2,151,412.60 and 369,318.50 is: 553,978.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,274.10 : 2,151,412.60 = 369,318.50 : x
  2. Step 2: Convert to fraction form
    1,434,274.10/2,151,412.60 = 369,318.50/x
  3. Step 3: Cross multiply
    1,434,274.10x = 2,151,412.60 × 369,318.50
  4. Step 4: Simplify right side
    1,434,274.10x = 794,556,474,313.10
  5. Step 5: Solve for x
    x = 794,556,474,313.10/1,434,274.10
  6. Step 6: Final answer
    x = 553,978.12

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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.