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Finding the Fourth Proportional to 552,748.32, 828,033.84 and 513,868.32

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Solution

The fourth proportional to 552,748.32, 828,033.84 and 513,868.32 is: 769,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,748.32 : 828,033.84 = 513,868.32 : x
  2. Step 2: Convert to fraction form
    552,748.32/828,033.84 = 513,868.32/x
  3. Step 3: Cross multiply
    552,748.32x = 828,033.84 × 513,868.32
  4. Step 4: Simplify right side
    552,748.32x = 425,500,358,263.95
  5. Step 5: Solve for x
    x = 425,500,358,263.95/552,748.32
  6. Step 6: Final answer
    x = 769,790.41

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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.