Home / 842,247.63-1,162,302.22-460,274.42

Finding the Fourth Proportional to 842,247.63, 1,162,302.22 and 460,274.42

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Solution

The fourth proportional to 842,247.63, 1,162,302.22 and 460,274.42 is: 635,178.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,247.63 : 1,162,302.22 = 460,274.42 : x
  2. Step 2: Convert to fraction form
    842,247.63/1,162,302.22 = 460,274.42/x
  3. Step 3: Cross multiply
    842,247.63x = 1,162,302.22 × 460,274.42
  4. Step 4: Simplify right side
    842,247.63x = 534,977,980,175.21
  5. Step 5: Solve for x
    x = 534,977,980,175.21/842,247.63
  6. Step 6: Final answer
    x = 635,178.97

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Double scale
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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.