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Finding the Fourth Proportional to 297,579, 410,543.14 and 168,487.74

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Solution

The fourth proportional to 297,579, 410,543.14 and 168,487.74 is: 232,447.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,579 : 410,543.14 = 168,487.74 : x
  2. Step 2: Convert to fraction form
    297,579/410,543.14 = 168,487.74/x
  3. Step 3: Cross multiply
    297,579x = 410,543.14 × 168,487.74
  4. Step 4: Simplify right side
    297,579x = 69,171,485,831.10
  5. Step 5: Solve for x
    x = 69,171,485,831.10/297,579
  6. Step 6: Final answer
    x = 232,447.47

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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.