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Finding the Fourth Proportional to 303,285.04, 418,398.02 and 175,886.80

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Solution

The fourth proportional to 303,285.04, 418,398.02 and 175,886.80 is: 242,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,285.04 : 418,398.02 = 175,886.80 : x
  2. Step 2: Convert to fraction form
    303,285.04/418,398.02 = 175,886.80/x
  3. Step 3: Cross multiply
    303,285.04x = 418,398.02 × 175,886.80
  4. Step 4: Simplify right side
    303,285.04x = 73,590,688,864.14
  5. Step 5: Solve for x
    x = 73,590,688,864.14/303,285.04
  6. Step 6: Final answer
    x = 242,645.30

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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.