Home / 578,707.39-799,006.17-361,247.14

Finding the Fourth Proportional to 578,707.39, 799,006.17 and 361,247.14

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Solution

The fourth proportional to 578,707.39, 799,006.17 and 361,247.14 is: 498,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,707.39 : 799,006.17 = 361,247.14 : x
  2. Step 2: Convert to fraction form
    578,707.39/799,006.17 = 361,247.14/x
  3. Step 3: Cross multiply
    578,707.39x = 799,006.17 × 361,247.14
  4. Step 4: Simplify right side
    578,707.39x = 288,638,696,108.29
  5. Step 5: Solve for x
    x = 288,638,696,108.29/578,707.39
  6. Step 6: Final answer
    x = 498,764.49

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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.