Home / 546,529.29-819,927.32-209,563.89

Finding the Fourth Proportional to 546,529.29, 819,927.32 and 209,563.89

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Solution

The fourth proportional to 546,529.29, 819,927.32 and 209,563.89 is: 314,396.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,529.29 : 819,927.32 = 209,563.89 : x
  2. Step 2: Convert to fraction form
    546,529.29/819,927.32 = 209,563.89/x
  3. Step 3: Cross multiply
    546,529.29x = 819,927.32 × 209,563.89
  4. Step 4: Simplify right side
    546,529.29x = 171,827,157,648.66
  5. Step 5: Solve for x
    x = 171,827,157,648.66/546,529.29
  6. Step 6: Final answer
    x = 314,396.98

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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.