Home / 653,984.10-902,520.90-367,498.44

Finding the Fourth Proportional to 653,984.10, 902,520.90 and 367,498.44

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Solution

The fourth proportional to 653,984.10, 902,520.90 and 367,498.44 is: 507,160.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,984.10 : 902,520.90 = 367,498.44 : x
  2. Step 2: Convert to fraction form
    653,984.10/902,520.90 = 367,498.44/x
  3. Step 3: Cross multiply
    653,984.10x = 902,520.90 × 367,498.44
  4. Step 4: Simplify right side
    653,984.10x = 331,675,022,817.40
  5. Step 5: Solve for x
    x = 331,675,022,817.40/653,984.10
  6. Step 6: Final answer
    x = 507,160.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.