Home / 597,005.20-895,507.80-408,048.40

Finding the Fourth Proportional to 597,005.20, 895,507.80 and 408,048.40

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Solution

The fourth proportional to 597,005.20, 895,507.80 and 408,048.40 is: 612,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,005.20 : 895,507.80 = 408,048.40 : x
  2. Step 2: Convert to fraction form
    597,005.20/895,507.80 = 408,048.40/x
  3. Step 3: Cross multiply
    597,005.20x = 895,507.80 × 408,048.40
  4. Step 4: Simplify right side
    597,005.20x = 365,410,524,977.52
  5. Step 5: Solve for x
    x = 365,410,524,977.52/597,005.20
  6. Step 6: Final answer
    x = 612,072.60

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Similar ratio
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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.