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Finding the Fourth Proportional to 442,284.29, 610,373.63 and 248,752.61

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Solution

The fourth proportional to 442,284.29, 610,373.63 and 248,752.61 is: 343,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,284.29 : 610,373.63 = 248,752.61 : x
  2. Step 2: Convert to fraction form
    442,284.29/610,373.63 = 248,752.61/x
  3. Step 3: Cross multiply
    442,284.29x = 610,373.63 × 248,752.61
  4. Step 4: Simplify right side
    442,284.29x = 151,832,035,685.49
  5. Step 5: Solve for x
    x = 151,832,035,685.49/442,284.29
  6. Step 6: Final answer
    x = 343,290.59

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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.