Home / 673,180.75-928,968.10-382,823.88

Finding the Fourth Proportional to 673,180.75, 928,968.10 and 382,823.88

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Solution

The fourth proportional to 673,180.75, 928,968.10 and 382,823.88 is: 528,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,180.75 : 928,968.10 = 382,823.88 : x
  2. Step 2: Convert to fraction form
    673,180.75/928,968.10 = 382,823.88/x
  3. Step 3: Cross multiply
    673,180.75x = 928,968.10 × 382,823.88
  4. Step 4: Simplify right side
    673,180.75x = 355,631,172,438.23
  5. Step 5: Solve for x
    x = 355,631,172,438.23/673,180.75
  6. Step 6: Final answer
    x = 528,284.82

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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.