Home / 320,199.40-441,875.88-175,007.51

Finding the Fourth Proportional to 320,199.40, 441,875.88 and 175,007.51

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Solution

The fourth proportional to 320,199.40, 441,875.88 and 175,007.51 is: 241,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,199.40 : 441,875.88 = 175,007.51 : x
  2. Step 2: Convert to fraction form
    320,199.40/441,875.88 = 175,007.51/x
  3. Step 3: Cross multiply
    320,199.40x = 441,875.88 × 175,007.51
  4. Step 4: Simplify right side
    320,199.40x = 77,331,597,487.86
  5. Step 5: Solve for x
    x = 77,331,597,487.86/320,199.40
  6. Step 6: Final answer
    x = 241,510.75

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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.