Home / 718,262.36-1,077,710.88-376,624.20

Finding the Fourth Proportional to 718,262.36, 1,077,710.88 and 376,624.20

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Solution

The fourth proportional to 718,262.36, 1,077,710.88 and 376,624.20 is: 565,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,262.36 : 1,077,710.88 = 376,624.20 : x
  2. Step 2: Convert to fraction form
    718,262.36/1,077,710.88 = 376,624.20/x
  3. Step 3: Cross multiply
    718,262.36x = 1,077,710.88 × 376,624.20
  4. Step 4: Simplify right side
    718,262.36x = 405,891,998,011.30
  5. Step 5: Solve for x
    x = 405,891,998,011.30/718,262.36
  6. Step 6: Final answer
    x = 565,102.70

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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.