Home / 674,377.40-1,012,133.64-337,316.96

Finding the Fourth Proportional to 674,377.40, 1,012,133.64 and 337,316.96

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Solution

The fourth proportional to 674,377.40, 1,012,133.64 and 337,316.96 is: 506,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,377.40 : 1,012,133.64 = 337,316.96 : x
  2. Step 2: Convert to fraction form
    674,377.40/1,012,133.64 = 337,316.96/x
  3. Step 3: Cross multiply
    674,377.40x = 1,012,133.64 × 337,316.96
  4. Step 4: Simplify right side
    674,377.40x = 341,409,842,558.53
  5. Step 5: Solve for x
    x = 341,409,842,558.53/674,377.40
  6. Step 6: Final answer
    x = 506,259.32

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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.