Home / 626,112.48-939,151.98-176,864.34

Finding the Fourth Proportional to 626,112.48, 939,151.98 and 176,864.34

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Solution

The fourth proportional to 626,112.48, 939,151.98 and 176,864.34 is: 265,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,112.48 : 939,151.98 = 176,864.34 : x
  2. Step 2: Convert to fraction form
    626,112.48/939,151.98 = 176,864.34/x
  3. Step 3: Cross multiply
    626,112.48x = 939,151.98 × 176,864.34
  4. Step 4: Simplify right side
    626,112.48x = 166,102,495,102.39
  5. Step 5: Solve for x
    x = 166,102,495,102.39/626,112.48
  6. Step 6: Final answer
    x = 265,291.78

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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.