Home / 792,038.94-1,092,860.55-470,034.78

Finding the Fourth Proportional to 792,038.94, 1,092,860.55 and 470,034.78

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Solution

The fourth proportional to 792,038.94, 1,092,860.55 and 470,034.78 is: 648,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,038.94 : 1,092,860.55 = 470,034.78 : x
  2. Step 2: Convert to fraction form
    792,038.94/1,092,860.55 = 470,034.78/x
  3. Step 3: Cross multiply
    792,038.94x = 1,092,860.55 × 470,034.78
  4. Step 4: Simplify right side
    792,038.94x = 513,682,468,189.93
  5. Step 5: Solve for x
    x = 513,682,468,189.93/792,038.94
  6. Step 6: Final answer
    x = 648,557.09

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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.