Home / 676,175.28-933,136.20-370,264.56

Finding the Fourth Proportional to 676,175.28, 933,136.20 and 370,264.56

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Solution

The fourth proportional to 676,175.28, 933,136.20 and 370,264.56 is: 510,972.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,175.28 : 933,136.20 = 370,264.56 : x
  2. Step 2: Convert to fraction form
    676,175.28/933,136.20 = 370,264.56/x
  3. Step 3: Cross multiply
    676,175.28x = 933,136.20 × 370,264.56
  4. Step 4: Simplify right side
    676,175.28x = 345,507,264,513.07
  5. Step 5: Solve for x
    x = 345,507,264,513.07/676,175.28
  6. Step 6: Final answer
    x = 510,972.93

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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.