Home / 403,052.52-556,289.46-266,846.16

Finding the Fourth Proportional to 403,052.52, 556,289.46 and 266,846.16

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Solution

The fourth proportional to 403,052.52, 556,289.46 and 266,846.16 is: 368,298.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,052.52 : 556,289.46 = 266,846.16 : x
  2. Step 2: Convert to fraction form
    403,052.52/556,289.46 = 266,846.16/x
  3. Step 3: Cross multiply
    403,052.52x = 556,289.46 × 266,846.16
  4. Step 4: Simplify right side
    403,052.52x = 148,443,706,249.47
  5. Step 5: Solve for x
    x = 148,443,706,249.47/403,052.52
  6. Step 6: Final answer
    x = 368,298.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.