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Finding the Fourth Proportional to 461,496.32, 636,865.44 and 260,292.32

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Solution

The fourth proportional to 461,496.32, 636,865.44 and 260,292.32 is: 359,203.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,496.32 : 636,865.44 = 260,292.32 : x
  2. Step 2: Convert to fraction form
    461,496.32/636,865.44 = 260,292.32/x
  3. Step 3: Cross multiply
    461,496.32x = 636,865.44 × 260,292.32
  4. Step 4: Simplify right side
    461,496.32x = 165,771,182,905.42
  5. Step 5: Solve for x
    x = 165,771,182,905.42/461,496.32
  6. Step 6: Final answer
    x = 359,203.69

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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.