Home / 674,394.90-1,012,159.89-337,334.46

Finding the Fourth Proportional to 674,394.90, 1,012,159.89 and 337,334.46

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Solution

The fourth proportional to 674,394.90, 1,012,159.89 and 337,334.46 is: 506,285.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,394.90 : 1,012,159.89 = 337,334.46 : x
  2. Step 2: Convert to fraction form
    674,394.90/1,012,159.89 = 337,334.46/x
  3. Step 3: Cross multiply
    674,394.90x = 1,012,159.89 × 337,334.46
  4. Step 4: Simplify right side
    674,394.90x = 341,436,409,926.81
  5. Step 5: Solve for x
    x = 341,436,409,926.81/674,394.90
  6. Step 6: Final answer
    x = 506,285.58

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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.