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Finding the Fourth Proportional to 533,551.10, 736,306.22 and 291,828.49

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Solution

The fourth proportional to 533,551.10, 736,306.22 and 291,828.49 is: 402,726.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,551.10 : 736,306.22 = 291,828.49 : x
  2. Step 2: Convert to fraction form
    533,551.10/736,306.22 = 291,828.49/x
  3. Step 3: Cross multiply
    533,551.10x = 736,306.22 × 291,828.49
  4. Step 4: Simplify right side
    533,551.10x = 214,875,131,249.01
  5. Step 5: Solve for x
    x = 214,875,131,249.01/533,551.10
  6. Step 6: Final answer
    x = 402,726.44

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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.