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Finding the Fourth Proportional to 442,300.84, 610,357.08 and 248,703.04

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Solution

The fourth proportional to 442,300.84, 610,357.08 and 248,703.04 is: 343,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,300.84 : 610,357.08 = 248,703.04 : x
  2. Step 2: Convert to fraction form
    442,300.84/610,357.08 = 248,703.04/x
  3. Step 3: Cross multiply
    442,300.84x = 610,357.08 × 248,703.04
  4. Step 4: Simplify right side
    442,300.84x = 151,797,661,281.52
  5. Step 5: Solve for x
    x = 151,797,661,281.52/442,300.84
  6. Step 6: Final answer
    x = 343,200.03

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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.