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Finding the Fourth Proportional to 637,368.48, 955,829.28 and 187,969.92

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Solution

The fourth proportional to 637,368.48, 955,829.28 and 187,969.92 is: 281,888.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,368.48 : 955,829.28 = 187,969.92 : x
  2. Step 2: Convert to fraction form
    637,368.48/955,829.28 = 187,969.92/x
  3. Step 3: Cross multiply
    637,368.48x = 955,829.28 × 187,969.92
  4. Step 4: Simplify right side
    637,368.48x = 179,667,153,295.26
  5. Step 5: Solve for x
    x = 179,667,153,295.26/637,368.48
  6. Step 6: Final answer
    x = 281,888.98

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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.