Home / 433,128.93-649,804.14-180,325.40

Finding the Fourth Proportional to 433,128.93, 649,804.14 and 180,325.40

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Solution

The fourth proportional to 433,128.93, 649,804.14 and 180,325.40 is: 270,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,128.93 : 649,804.14 = 180,325.40 : x
  2. Step 2: Convert to fraction form
    433,128.93/649,804.14 = 180,325.40/x
  3. Step 3: Cross multiply
    433,128.93x = 649,804.14 × 180,325.40
  4. Step 4: Simplify right side
    433,128.93x = 117,176,192,026.33
  5. Step 5: Solve for x
    x = 117,176,192,026.33/433,128.93
  6. Step 6: Final answer
    x = 270,534.21

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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.