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Finding the Fourth Proportional to 316,295.04, 436,497.54 and 173,051.82

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Solution

The fourth proportional to 316,295.04, 436,497.54 and 173,051.82 is: 238,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,295.04 : 436,497.54 = 173,051.82 : x
  2. Step 2: Convert to fraction form
    316,295.04/436,497.54 = 173,051.82/x
  3. Step 3: Cross multiply
    316,295.04x = 436,497.54 × 173,051.82
  4. Step 4: Simplify right side
    316,295.04x = 75,536,693,722.52
  5. Step 5: Solve for x
    x = 75,536,693,722.52/316,295.04
  6. Step 6: Final answer
    x = 238,817.19

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1.5x scale

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.