Home / 433,025.23-649,538.16-117,482.11

Finding the Fourth Proportional to 433,025.23, 649,538.16 and 117,482.11

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Solution

The fourth proportional to 433,025.23, 649,538.16 and 117,482.11 is: 176,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,025.23 : 649,538.16 = 117,482.11 : x
  2. Step 2: Convert to fraction form
    433,025.23/649,538.16 = 117,482.11/x
  3. Step 3: Cross multiply
    433,025.23x = 649,538.16 × 117,482.11
  4. Step 4: Simplify right side
    433,025.23x = 76,309,113,562.32
  5. Step 5: Solve for x
    x = 76,309,113,562.32/433,025.23
  6. Step 6: Final answer
    x = 176,223.25

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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.