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Finding the Fourth Proportional to 453,217.36, 625,518.24 and 262,336

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Solution

The fourth proportional to 453,217.36, 625,518.24 and 262,336 is: 362,068.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,217.36 : 625,518.24 = 262,336 : x
  2. Step 2: Convert to fraction form
    453,217.36/625,518.24 = 262,336/x
  3. Step 3: Cross multiply
    453,217.36x = 625,518.24 × 262,336
  4. Step 4: Simplify right side
    453,217.36x = 164,095,953,008.64
  5. Step 5: Solve for x
    x = 164,095,953,008.64/453,217.36
  6. Step 6: Final answer
    x = 362,068.99

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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.