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Finding the Fourth Proportional to 614,849.90, 848,348.38 and 373,127

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Solution

The fourth proportional to 614,849.90, 848,348.38 and 373,127 is: 514,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,849.90 : 848,348.38 = 373,127 : x
  2. Step 2: Convert to fraction form
    614,849.90/848,348.38 = 373,127/x
  3. Step 3: Cross multiply
    614,849.90x = 848,348.38 × 373,127
  4. Step 4: Simplify right side
    614,849.90x = 316,541,685,984.26
  5. Step 5: Solve for x
    x = 316,541,685,984.26/614,849.90
  6. Step 6: Final answer
    x = 514,827.58

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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.