Home / 849,323.25-1,172,074.40-467,358.27

Finding the Fourth Proportional to 849,323.25, 1,172,074.40 and 467,358.27

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Solution

The fourth proportional to 849,323.25, 1,172,074.40 and 467,358.27 is: 644,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,323.25 : 1,172,074.40 = 467,358.27 : x
  2. Step 2: Convert to fraction form
    849,323.25/1,172,074.40 = 467,358.27/x
  3. Step 3: Cross multiply
    849,323.25x = 1,172,074.40 × 467,358.27
  4. Step 4: Simplify right side
    849,323.25x = 547,778,661,558.50
  5. Step 5: Solve for x
    x = 547,778,661,558.50/849,323.25
  6. Step 6: Final answer
    x = 644,958.99

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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.