Home / 472,986.41-652,723.07-258,131.25

Finding the Fourth Proportional to 472,986.41, 652,723.07 and 258,131.25

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Solution

The fourth proportional to 472,986.41, 652,723.07 and 258,131.25 is: 356,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,986.41 : 652,723.07 = 258,131.25 : x
  2. Step 2: Convert to fraction form
    472,986.41/652,723.07 = 258,131.25/x
  3. Step 3: Cross multiply
    472,986.41x = 652,723.07 × 258,131.25
  4. Step 4: Simplify right side
    472,986.41x = 168,488,220,672.28
  5. Step 5: Solve for x
    x = 168,488,220,672.28/472,986.41
  6. Step 6: Final answer
    x = 356,222.12

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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.