Home / 519,001.29-778,434.98-164,051.19

Finding the Fourth Proportional to 519,001.29, 778,434.98 and 164,051.19

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Solution

The fourth proportional to 519,001.29, 778,434.98 and 164,051.19 is: 246,055.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,001.29 : 778,434.98 = 164,051.19 : x
  2. Step 2: Convert to fraction form
    519,001.29/778,434.98 = 164,051.19/x
  3. Step 3: Cross multiply
    519,001.29x = 778,434.98 × 164,051.19
  4. Step 4: Simplify right side
    519,001.29x = 127,703,183,986.37
  5. Step 5: Solve for x
    x = 127,703,183,986.37/519,001.29
  6. Step 6: Final answer
    x = 246,055.62

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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.