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Finding the Fourth Proportional to 442,095.48, 610,047.18 and 251,071.56

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Solution

The fourth proportional to 442,095.48, 610,047.18 and 251,071.56 is: 346,453.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,095.48 : 610,047.18 = 251,071.56 : x
  2. Step 2: Convert to fraction form
    442,095.48/610,047.18 = 251,071.56/x
  3. Step 3: Cross multiply
    442,095.48x = 610,047.18 × 251,071.56
  4. Step 4: Simplify right side
    442,095.48x = 153,165,497,156.20
  5. Step 5: Solve for x
    x = 153,165,497,156.20/442,095.48
  6. Step 6: Final answer
    x = 346,453.43

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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.