Home / 762,174.52-1,143,704.58-341,450.40

Finding the Fourth Proportional to 762,174.52, 1,143,704.58 and 341,450.40

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Solution

The fourth proportional to 762,174.52, 1,143,704.58 and 341,450.40 is: 512,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,174.52 : 1,143,704.58 = 341,450.40 : x
  2. Step 2: Convert to fraction form
    762,174.52/1,143,704.58 = 341,450.40/x
  3. Step 3: Cross multiply
    762,174.52x = 1,143,704.58 × 341,450.40
  4. Step 4: Simplify right side
    762,174.52x = 390,518,386,322.83
  5. Step 5: Solve for x
    x = 390,518,386,322.83/762,174.52
  6. Step 6: Final answer
    x = 512,373.97

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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.