Home / 717,710.40-1,076,732.36-244,399.86

Finding the Fourth Proportional to 717,710.40, 1,076,732.36 and 244,399.86

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Solution

The fourth proportional to 717,710.40, 1,076,732.36 and 244,399.86 is: 366,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,710.40 : 1,076,732.36 = 244,399.86 : x
  2. Step 2: Convert to fraction form
    717,710.40/1,076,732.36 = 244,399.86/x
  3. Step 3: Cross multiply
    717,710.40x = 1,076,732.36 × 244,399.86
  4. Step 4: Simplify right side
    717,710.40x = 263,153,238,041.47
  5. Step 5: Solve for x
    x = 263,153,238,041.47/717,710.40
  6. Step 6: Final answer
    x = 366,656.58

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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.