Home / 343,542.16-473,848.32-331,981.84

Finding the Fourth Proportional to 343,542.16, 473,848.32 and 331,981.84

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Solution

The fourth proportional to 343,542.16, 473,848.32 and 331,981.84 is: 457,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,542.16 : 473,848.32 = 331,981.84 : x
  2. Step 2: Convert to fraction form
    343,542.16/473,848.32 = 331,981.84/x
  3. Step 3: Cross multiply
    343,542.16x = 473,848.32 × 331,981.84
  4. Step 4: Simplify right side
    343,542.16x = 157,309,037,154.51
  5. Step 5: Solve for x
    x = 157,309,037,154.51/343,542.16
  6. Step 6: Final answer
    x = 457,903.15

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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.