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Finding the Fourth Proportional to 442,222.60, 610,269.26 and 251,246.48

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Solution

The fourth proportional to 442,222.60, 610,269.26 and 251,246.48 is: 346,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,222.60 : 610,269.26 = 251,246.48 : x
  2. Step 2: Convert to fraction form
    442,222.60/610,269.26 = 251,246.48/x
  3. Step 3: Cross multiply
    442,222.60x = 610,269.26 × 251,246.48
  4. Step 4: Simplify right side
    442,222.60x = 153,328,003,427.21
  5. Step 5: Solve for x
    x = 153,328,003,427.21/442,222.60
  6. Step 6: Final answer
    x = 346,721.32

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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.