Home / 727,793.40-1,090,134.90-603,377.40

Finding the Fourth Proportional to 727,793.40, 1,090,134.90 and 603,377.40

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Solution

The fourth proportional to 727,793.40, 1,090,134.90 and 603,377.40 is: 903,776.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,793.40 : 1,090,134.90 = 603,377.40 : x
  2. Step 2: Convert to fraction form
    727,793.40/1,090,134.90 = 603,377.40/x
  3. Step 3: Cross multiply
    727,793.40x = 1,090,134.90 × 603,377.40
  4. Step 4: Simplify right side
    727,793.40x = 657,762,761,611.26
  5. Step 5: Solve for x
    x = 657,762,761,611.26/727,793.40
  6. Step 6: Final answer
    x = 903,776.76

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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.