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Finding the Fourth Proportional to 292,889.48, 439,245.52 and 124,408.24

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Solution

The fourth proportional to 292,889.48, 439,245.52 and 124,408.24 is: 186,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,889.48 : 439,245.52 = 124,408.24 : x
  2. Step 2: Convert to fraction form
    292,889.48/439,245.52 = 124,408.24/x
  3. Step 3: Cross multiply
    292,889.48x = 439,245.52 × 124,408.24
  4. Step 4: Simplify right side
    292,889.48x = 54,645,762,071.08
  5. Step 5: Solve for x
    x = 54,645,762,071.08/292,889.48
  6. Step 6: Final answer
    x = 186,574.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.