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Finding the Fourth Proportional to 453,177.34, 625,463.02 and 262,295.98

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Solution

The fourth proportional to 453,177.34, 625,463.02 and 262,295.98 is: 362,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,177.34 : 625,463.02 = 262,295.98 : x
  2. Step 2: Convert to fraction form
    453,177.34/625,463.02 = 262,295.98/x
  3. Step 3: Cross multiply
    453,177.34x = 625,463.02 × 262,295.98
  4. Step 4: Simplify right side
    453,177.34x = 164,056,435,784.66
  5. Step 5: Solve for x
    x = 164,056,435,784.66/453,177.34
  6. Step 6: Final answer
    x = 362,013.77

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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.