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Finding the Fourth Proportional to 535,277.64, 802,216.54 and 219,364.68

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Solution

The fourth proportional to 535,277.64, 802,216.54 and 219,364.68 is: 328,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,277.64 : 802,216.54 = 219,364.68 : x
  2. Step 2: Convert to fraction form
    535,277.64/802,216.54 = 219,364.68/x
  3. Step 3: Cross multiply
    535,277.64x = 802,216.54 × 219,364.68
  4. Step 4: Simplify right side
    535,277.64x = 175,977,974,587.81
  5. Step 5: Solve for x
    x = 175,977,974,587.81/535,277.64
  6. Step 6: Final answer
    x = 328,760.18

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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.