Home / 717,643.99-1,076,467.49-673,800.11

Finding the Fourth Proportional to 717,643.99, 1,076,467.49 and 673,800.11

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Solution

The fourth proportional to 717,643.99, 1,076,467.49 and 673,800.11 is: 1,010,701.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,643.99 : 1,076,467.49 = 673,800.11 : x
  2. Step 2: Convert to fraction form
    717,643.99/1,076,467.49 = 673,800.11/x
  3. Step 3: Cross multiply
    717,643.99x = 1,076,467.49 × 673,800.11
  4. Step 4: Simplify right side
    717,643.99x = 725,323,913,173.42
  5. Step 5: Solve for x
    x = 725,323,913,173.42/717,643.99
  6. Step 6: Final answer
    x = 1,010,701.58

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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.