Home / 374,616.24-517,021.08-211,306.26

Finding the Fourth Proportional to 374,616.24, 517,021.08 and 211,306.26

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Solution

The fourth proportional to 374,616.24, 517,021.08 and 211,306.26 is: 291,631.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,616.24 : 517,021.08 = 211,306.26 : x
  2. Step 2: Convert to fraction form
    374,616.24/517,021.08 = 211,306.26/x
  3. Step 3: Cross multiply
    374,616.24x = 517,021.08 × 211,306.26
  4. Step 4: Simplify right side
    374,616.24x = 109,249,790,755.96
  5. Step 5: Solve for x
    x = 109,249,790,755.96/374,616.24
  6. Step 6: Final answer
    x = 291,631.22

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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.