Home / 871,699.56-1,307,624.42-240,613.40

Finding the Fourth Proportional to 871,699.56, 1,307,624.42 and 240,613.40

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Solution

The fourth proportional to 871,699.56, 1,307,624.42 and 240,613.40 is: 360,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,699.56 : 1,307,624.42 = 240,613.40 : x
  2. Step 2: Convert to fraction form
    871,699.56/1,307,624.42 = 240,613.40/x
  3. Step 3: Cross multiply
    871,699.56x = 1,307,624.42 × 240,613.40
  4. Step 4: Simplify right side
    871,699.56x = 314,631,957,619.23
  5. Step 5: Solve for x
    x = 314,631,957,619.23/871,699.56
  6. Step 6: Final answer
    x = 360,940.82

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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.