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Finding the Fourth Proportional to 303,068.06, 418,141.17 and 175,718.24

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Solution

The fourth proportional to 303,068.06, 418,141.17 and 175,718.24 is: 242,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,068.06 : 418,141.17 = 175,718.24 : x
  2. Step 2: Convert to fraction form
    303,068.06/418,141.17 = 175,718.24/x
  3. Step 3: Cross multiply
    303,068.06x = 418,141.17 × 175,718.24
  4. Step 4: Simplify right side
    303,068.06x = 73,475,028,373.23
  5. Step 5: Solve for x
    x = 73,475,028,373.23/303,068.06
  6. Step 6: Final answer
    x = 242,437.39

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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.