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Finding the Fourth Proportional to 293,644.60, 442,424.20 and 265,595.92

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Solution

The fourth proportional to 293,644.60, 442,424.20 and 265,595.92 is: 400,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,644.60 : 442,424.20 = 265,595.92 : x
  2. Step 2: Convert to fraction form
    293,644.60/442,424.20 = 265,595.92/x
  3. Step 3: Cross multiply
    293,644.60x = 442,424.20 × 265,595.92
  4. Step 4: Simplify right side
    293,644.60x = 117,506,062,429.26
  5. Step 5: Solve for x
    x = 117,506,062,429.26/293,644.60
  6. Step 6: Final answer
    x = 400,164.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.