Home / 717,017.24-1,076,189.70-362,280.92

Finding the Fourth Proportional to 717,017.24, 1,076,189.70 and 362,280.92

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Solution

The fourth proportional to 717,017.24, 1,076,189.70 and 362,280.92 is: 543,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,017.24 : 1,076,189.70 = 362,280.92 : x
  2. Step 2: Convert to fraction form
    717,017.24/1,076,189.70 = 362,280.92/x
  3. Step 3: Cross multiply
    717,017.24x = 1,076,189.70 × 362,280.92
  4. Step 4: Simplify right side
    717,017.24x = 389,882,994,610.52
  5. Step 5: Solve for x
    x = 389,882,994,610.52/717,017.24
  6. Step 6: Final answer
    x = 543,756.79

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1.5x scale

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.