Home / 874,966.13-1,207,453.26-472,558.13

Finding the Fourth Proportional to 874,966.13, 1,207,453.26 and 472,558.13

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Solution

The fourth proportional to 874,966.13, 1,207,453.26 and 472,558.13 is: 652,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,966.13 : 1,207,453.26 = 472,558.13 : x
  2. Step 2: Convert to fraction form
    874,966.13/1,207,453.26 = 472,558.13/x
  3. Step 3: Cross multiply
    874,966.13x = 1,207,453.26 × 472,558.13
  4. Step 4: Simplify right side
    874,966.13x = 570,591,848,570.74
  5. Step 5: Solve for x
    x = 570,591,848,570.74/874,966.13
  6. Step 6: Final answer
    x = 652,130.22

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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.