Home / 433,054.10-649,235.55-183,530.90

Finding the Fourth Proportional to 433,054.10, 649,235.55 and 183,530.90

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Solution

The fourth proportional to 433,054.10, 649,235.55 and 183,530.90 is: 275,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,054.10 : 649,235.55 = 183,530.90 : x
  2. Step 2: Convert to fraction form
    433,054.10/649,235.55 = 183,530.90/x
  3. Step 3: Cross multiply
    433,054.10x = 649,235.55 × 183,530.90
  4. Step 4: Simplify right side
    433,054.10x = 119,154,784,803.50
  5. Step 5: Solve for x
    x = 119,154,784,803.50/433,054.10
  6. Step 6: Final answer
    x = 275,149.88

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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.