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Finding the Fourth Proportional to 536,904.32, 740,929.44 and 295,211.60

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Solution

The fourth proportional to 536,904.32, 740,929.44 and 295,211.60 is: 407,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,904.32 : 740,929.44 = 295,211.60 : x
  2. Step 2: Convert to fraction form
    536,904.32/740,929.44 = 295,211.60/x
  3. Step 3: Cross multiply
    536,904.32x = 740,929.44 × 295,211.60
  4. Step 4: Simplify right side
    536,904.32x = 218,730,965,469.50
  5. Step 5: Solve for x
    x = 218,730,965,469.50/536,904.32
  6. Step 6: Final answer
    x = 407,392.82

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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.