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Finding the Fourth Proportional to 473,899, 710,960.82 and 141,483.64

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Solution

The fourth proportional to 473,899, 710,960.82 and 141,483.64 is: 212,258.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,899 : 710,960.82 = 141,483.64 : x
  2. Step 2: Convert to fraction form
    473,899/710,960.82 = 141,483.64/x
  3. Step 3: Cross multiply
    473,899x = 710,960.82 × 141,483.64
  4. Step 4: Simplify right side
    473,899x = 100,589,324,710.99
  5. Step 5: Solve for x
    x = 100,589,324,710.99/473,899
  6. Step 6: Final answer
    x = 212,258.99

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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.