Home / 719,141.20-1,078,452.60-364,037.20

Finding the Fourth Proportional to 719,141.20, 1,078,452.60 and 364,037.20

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Solution

The fourth proportional to 719,141.20, 1,078,452.60 and 364,037.20 is: 545,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,141.20 : 1,078,452.60 = 364,037.20 : x
  2. Step 2: Convert to fraction form
    719,141.20/1,078,452.60 = 364,037.20/x
  3. Step 3: Cross multiply
    719,141.20x = 1,078,452.60 × 364,037.20
  4. Step 4: Simplify right side
    719,141.20x = 392,596,864,836.72
  5. Step 5: Solve for x
    x = 392,596,864,836.72/719,141.20
  6. Step 6: Final answer
    x = 545,924.59

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Double scale
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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.