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Finding the Fourth Proportional to 348,881.60, 523,322.40 and 180,401.60

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Solution

The fourth proportional to 348,881.60, 523,322.40 and 180,401.60 is: 270,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,881.60 : 523,322.40 = 180,401.60 : x
  2. Step 2: Convert to fraction form
    348,881.60/523,322.40 = 180,401.60/x
  3. Step 3: Cross multiply
    348,881.60x = 523,322.40 × 180,401.60
  4. Step 4: Simplify right side
    348,881.60x = 94,408,198,275.84
  5. Step 5: Solve for x
    x = 94,408,198,275.84/348,881.60
  6. Step 6: Final answer
    x = 270,602.40

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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.