Home / 400,465.13-552,637.62-228,411.23

Finding the Fourth Proportional to 400,465.13, 552,637.62 and 228,411.23

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Solution

The fourth proportional to 400,465.13, 552,637.62 and 228,411.23 is: 315,205.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,465.13 : 552,637.62 = 228,411.23 : x
  2. Step 2: Convert to fraction form
    400,465.13/552,637.62 = 228,411.23/x
  3. Step 3: Cross multiply
    400,465.13x = 552,637.62 × 228,411.23
  4. Step 4: Simplify right side
    400,465.13x = 126,228,635,765.29
  5. Step 5: Solve for x
    x = 126,228,635,765.29/400,465.13
  6. Step 6: Final answer
    x = 315,205.07

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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.