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Finding the Fourth Proportional to 424,722.36, 586,086.66 and 252,630.84

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Solution

The fourth proportional to 424,722.36, 586,086.66 and 252,630.84 is: 348,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,722.36 : 586,086.66 = 252,630.84 : x
  2. Step 2: Convert to fraction form
    424,722.36/586,086.66 = 252,630.84/x
  3. Step 3: Cross multiply
    424,722.36x = 586,086.66 × 252,630.84
  4. Step 4: Simplify right side
    424,722.36x = 148,063,565,228.59
  5. Step 5: Solve for x
    x = 148,063,565,228.59/424,722.36
  6. Step 6: Final answer
    x = 348,612.60

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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.