Home / 852,135.69-1,176,373.38-529,949.58

Finding the Fourth Proportional to 852,135.69, 1,176,373.38 and 529,949.58

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Solution

The fourth proportional to 852,135.69, 1,176,373.38 and 529,949.58 is: 731,595.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,135.69 : 1,176,373.38 = 529,949.58 : x
  2. Step 2: Convert to fraction form
    852,135.69/1,176,373.38 = 529,949.58/x
  3. Step 3: Cross multiply
    852,135.69x = 1,176,373.38 × 529,949.58
  4. Step 4: Simplify right side
    852,135.69x = 623,418,578,654.18
  5. Step 5: Solve for x
    x = 623,418,578,654.18/852,135.69
  6. Step 6: Final answer
    x = 731,595.43

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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.