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Finding the Fourth Proportional to 378,303.06, 567,537.63 and 112,084.38

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Solution

The fourth proportional to 378,303.06, 567,537.63 and 112,084.38 is: 168,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,303.06 : 567,537.63 = 112,084.38 : x
  2. Step 2: Convert to fraction form
    378,303.06/567,537.63 = 112,084.38/x
  3. Step 3: Cross multiply
    378,303.06x = 567,537.63 × 112,084.38
  4. Step 4: Simplify right side
    378,303.06x = 63,612,103,385.22
  5. Step 5: Solve for x
    x = 63,612,103,385.22/378,303.06
  6. Step 6: Final answer
    x = 168,151.17

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1.5x scale

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.