Home / 717,711.24-1,076,246.94-380,675.18

Finding the Fourth Proportional to 717,711.24, 1,076,246.94 and 380,675.18

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Solution

The fourth proportional to 717,711.24, 1,076,246.94 and 380,675.18 is: 570,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,711.24 : 1,076,246.94 = 380,675.18 : x
  2. Step 2: Convert to fraction form
    717,711.24/1,076,246.94 = 380,675.18/x
  3. Step 3: Cross multiply
    717,711.24x = 1,076,246.94 × 380,675.18
  4. Step 4: Simplify right side
    717,711.24x = 409,700,492,227.72
  5. Step 5: Solve for x
    x = 409,700,492,227.72/717,711.24
  6. Step 6: Final answer
    x = 570,843.08

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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.