Home / 572,009.69-789,373.49-317,360.27

Finding the Fourth Proportional to 572,009.69, 789,373.49 and 317,360.27

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Solution

The fourth proportional to 572,009.69, 789,373.49 and 317,360.27 is: 437,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,009.69 : 789,373.49 = 317,360.27 : x
  2. Step 2: Convert to fraction form
    572,009.69/789,373.49 = 317,360.27/x
  3. Step 3: Cross multiply
    572,009.69x = 789,373.49 × 317,360.27
  4. Step 4: Simplify right side
    572,009.69x = 250,515,778,383.57
  5. Step 5: Solve for x
    x = 250,515,778,383.57/572,009.69
  6. Step 6: Final answer
    x = 437,957.23

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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.