Home / 352,292.16-486,157.05-214,421.25

Finding the Fourth Proportional to 352,292.16, 486,157.05 and 214,421.25

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Solution

The fourth proportional to 352,292.16, 486,157.05 and 214,421.25 is: 295,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,292.16 : 486,157.05 = 214,421.25 : x
  2. Step 2: Convert to fraction form
    352,292.16/486,157.05 = 214,421.25/x
  3. Step 3: Cross multiply
    352,292.16x = 486,157.05 × 214,421.25
  4. Step 4: Simplify right side
    352,292.16x = 104,242,402,357.31
  5. Step 5: Solve for x
    x = 104,242,402,357.31/352,292.16
  6. Step 6: Final answer
    x = 295,897.59

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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.