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Finding the Fourth Proportional to 676,179.59, 933,086.57 and 370,259.60

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Solution

The fourth proportional to 676,179.59, 933,086.57 and 370,259.60 is: 510,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,179.59 : 933,086.57 = 370,259.60 : x
  2. Step 2: Convert to fraction form
    676,179.59/933,086.57 = 370,259.60/x
  3. Step 3: Cross multiply
    676,179.59x = 933,086.57 × 370,259.60
  4. Step 4: Simplify right side
    676,179.59x = 345,484,260,173.57
  5. Step 5: Solve for x
    x = 345,484,260,173.57/676,179.59
  6. Step 6: Final answer
    x = 510,935.65

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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.