Home / 357,829.30-493,851.09-230,874.22

Finding the Fourth Proportional to 357,829.30, 493,851.09 and 230,874.22

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Solution

The fourth proportional to 357,829.30, 493,851.09 and 230,874.22 is: 318,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,829.30 : 493,851.09 = 230,874.22 : x
  2. Step 2: Convert to fraction form
    357,829.30/493,851.09 = 230,874.22/x
  3. Step 3: Cross multiply
    357,829.30x = 493,851.09 × 230,874.22
  4. Step 4: Simplify right side
    357,829.30x = 114,017,485,199.90
  5. Step 5: Solve for x
    x = 114,017,485,199.90/357,829.30
  6. Step 6: Final answer
    x = 318,636.53

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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.