Home / 673,876.20-1,010,522.70-274,384.20

Finding the Fourth Proportional to 673,876.20, 1,010,522.70 and 274,384.20

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Solution

The fourth proportional to 673,876.20, 1,010,522.70 and 274,384.20 is: 411,457.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,876.20 : 1,010,522.70 = 274,384.20 : x
  2. Step 2: Convert to fraction form
    673,876.20/1,010,522.70 = 274,384.20/x
  3. Step 3: Cross multiply
    673,876.20x = 1,010,522.70 × 274,384.20
  4. Step 4: Simplify right side
    673,876.20x = 277,271,462,621.34
  5. Step 5: Solve for x
    x = 277,271,462,621.34/673,876.20
  6. Step 6: Final answer
    x = 411,457.57

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1.5x scale

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.