Home / 673,155.36-1,010,029.50-523,170.90

Finding the Fourth Proportional to 673,155.36, 1,010,029.50 and 523,170.90

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Solution

The fourth proportional to 673,155.36, 1,010,029.50 and 523,170.90 is: 784,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,155.36 : 1,010,029.50 = 523,170.90 : x
  2. Step 2: Convert to fraction form
    673,155.36/1,010,029.50 = 523,170.90/x
  3. Step 3: Cross multiply
    673,155.36x = 1,010,029.50 × 523,170.90
  4. Step 4: Simplify right side
    673,155.36x = 528,418,042,541.55
  5. Step 5: Solve for x
    x = 528,418,042,541.55/673,155.36
  6. Step 6: Final answer
    x = 784,986.76

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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.