Home / 476,065.08-657,011.39-261,247.14

Finding the Fourth Proportional to 476,065.08, 657,011.39 and 261,247.14

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Solution

The fourth proportional to 476,065.08, 657,011.39 and 261,247.14 is: 360,543.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,065.08 : 657,011.39 = 261,247.14 : x
  2. Step 2: Convert to fraction form
    476,065.08/657,011.39 = 261,247.14/x
  3. Step 3: Cross multiply
    476,065.08x = 657,011.39 × 261,247.14
  4. Step 4: Simplify right side
    476,065.08x = 171,642,345,278.69
  5. Step 5: Solve for x
    x = 171,642,345,278.69/476,065.08
  6. Step 6: Final answer
    x = 360,543.87

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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.