Home / 513,322.20-770,858.10-364,606.20

Finding the Fourth Proportional to 513,322.20, 770,858.10 and 364,606.20

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Solution

The fourth proportional to 513,322.20, 770,858.10 and 364,606.20 is: 547,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,322.20 : 770,858.10 = 364,606.20 : x
  2. Step 2: Convert to fraction form
    513,322.20/770,858.10 = 364,606.20/x
  3. Step 3: Cross multiply
    513,322.20x = 770,858.10 × 364,606.20
  4. Step 4: Simplify right side
    513,322.20x = 281,059,642,580.22
  5. Step 5: Solve for x
    x = 281,059,642,580.22/513,322.20
  6. Step 6: Final answer
    x = 547,530.66

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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.