Home / 730,942.65-1,008,793.53-408,671.82

Finding the Fourth Proportional to 730,942.65, 1,008,793.53 and 408,671.82

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Solution

The fourth proportional to 730,942.65, 1,008,793.53 and 408,671.82 is: 564,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,942.65 : 1,008,793.53 = 408,671.82 : x
  2. Step 2: Convert to fraction form
    730,942.65/1,008,793.53 = 408,671.82/x
  3. Step 3: Cross multiply
    730,942.65x = 1,008,793.53 × 408,671.82
  4. Step 4: Simplify right side
    730,942.65x = 412,265,487,909.33
  5. Step 5: Solve for x
    x = 412,265,487,909.33/730,942.65
  6. Step 6: Final answer
    x = 564,018.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.