Home / 684,830.66-1,027,386.09-235,493.15

Finding the Fourth Proportional to 684,830.66, 1,027,386.09 and 235,493.15

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Solution

The fourth proportional to 684,830.66, 1,027,386.09 and 235,493.15 is: 353,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,830.66 : 1,027,386.09 = 235,493.15 : x
  2. Step 2: Convert to fraction form
    684,830.66/1,027,386.09 = 235,493.15/x
  3. Step 3: Cross multiply
    684,830.66x = 1,027,386.09 × 235,493.15
  4. Step 4: Simplify right side
    684,830.66x = 241,942,381,463.35
  5. Step 5: Solve for x
    x = 241,942,381,463.35/684,830.66
  6. Step 6: Final answer
    x = 353,287.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.