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Finding the Fourth Proportional to 536,019.92, 740,053.67 and 332,288.57

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Solution

The fourth proportional to 536,019.92, 740,053.67 and 332,288.57 is: 458,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,019.92 : 740,053.67 = 332,288.57 : x
  2. Step 2: Convert to fraction form
    536,019.92/740,053.67 = 332,288.57/x
  3. Step 3: Cross multiply
    536,019.92x = 740,053.67 × 332,288.57
  4. Step 4: Simplify right side
    536,019.92x = 245,911,370,365.84
  5. Step 5: Solve for x
    x = 245,911,370,365.84/536,019.92
  6. Step 6: Final answer
    x = 458,772.82

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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.