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Finding the Fourth Proportional to 540,123.84, 810,284.18 and 185,173.74

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Solution

The fourth proportional to 540,123.84, 810,284.18 and 185,173.74 is: 277,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,123.84 : 810,284.18 = 185,173.74 : x
  2. Step 2: Convert to fraction form
    540,123.84/810,284.18 = 185,173.74/x
  3. Step 3: Cross multiply
    540,123.84x = 810,284.18 × 185,173.74
  4. Step 4: Simplify right side
    540,123.84x = 150,043,351,147.57
  5. Step 5: Solve for x
    x = 150,043,351,147.57/540,123.84
  6. Step 6: Final answer
    x = 277,794.35

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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.