Home / 848,295.90-1,272,044.08-308,171.31

Finding the Fourth Proportional to 848,295.90, 1,272,044.08 and 308,171.31

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Solution

The fourth proportional to 848,295.90, 1,272,044.08 and 308,171.31 is: 462,111.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,295.90 : 1,272,044.08 = 308,171.31 : x
  2. Step 2: Convert to fraction form
    848,295.90/1,272,044.08 = 308,171.31/x
  3. Step 3: Cross multiply
    848,295.90x = 1,272,044.08 × 308,171.31
  4. Step 4: Simplify right side
    848,295.90x = 392,007,495,666.72
  5. Step 5: Solve for x
    x = 392,007,495,666.72/848,295.90
  6. Step 6: Final answer
    x = 462,111.74

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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.