Home / 702,988.70-1,054,483.05-323,908.70

Finding the Fourth Proportional to 702,988.70, 1,054,483.05 and 323,908.70

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Solution

The fourth proportional to 702,988.70, 1,054,483.05 and 323,908.70 is: 485,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,988.70 : 1,054,483.05 = 323,908.70 : x
  2. Step 2: Convert to fraction form
    702,988.70/1,054,483.05 = 323,908.70/x
  3. Step 3: Cross multiply
    702,988.70x = 1,054,483.05 × 323,908.70
  4. Step 4: Simplify right side
    702,988.70x = 341,556,233,897.54
  5. Step 5: Solve for x
    x = 341,556,233,897.54/702,988.70
  6. Step 6: Final answer
    x = 485,863.05

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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.