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Finding the Fourth Proportional to 357,975.49, 536,963.03 and 105,258.07

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Solution

The fourth proportional to 357,975.49, 536,963.03 and 105,258.07 is: 157,887.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,975.49 : 536,963.03 = 105,258.07 : x
  2. Step 2: Convert to fraction form
    357,975.49/536,963.03 = 105,258.07/x
  3. Step 3: Cross multiply
    357,975.49x = 536,963.03 × 105,258.07
  4. Step 4: Simplify right side
    357,975.49x = 56,519,691,672.86
  5. Step 5: Solve for x
    x = 56,519,691,672.86/357,975.49
  6. Step 6: Final answer
    x = 157,887.04

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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.