Home / 696,076.20-1,044,114.30-577,983.40

Finding the Fourth Proportional to 696,076.20, 1,044,114.30 and 577,983.40

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Solution

The fourth proportional to 696,076.20, 1,044,114.30 and 577,983.40 is: 866,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,076.20 : 1,044,114.30 = 577,983.40 : x
  2. Step 2: Convert to fraction form
    696,076.20/1,044,114.30 = 577,983.40/x
  3. Step 3: Cross multiply
    696,076.20x = 1,044,114.30 × 577,983.40
  4. Step 4: Simplify right side
    696,076.20x = 603,480,733,102.62
  5. Step 5: Solve for x
    x = 603,480,733,102.62/696,076.20
  6. Step 6: Final answer
    x = 866,975.10

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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.