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Finding the Fourth Proportional to 988,850, 1,483,200.48 and 314,904.08

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Solution

The fourth proportional to 988,850, 1,483,200.48 and 314,904.08 is: 472,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,850 : 1,483,200.48 = 314,904.08 : x
  2. Step 2: Convert to fraction form
    988,850/1,483,200.48 = 314,904.08/x
  3. Step 3: Cross multiply
    988,850x = 1,483,200.48 × 314,904.08
  4. Step 4: Simplify right side
    988,850x = 467,065,882,609.96
  5. Step 5: Solve for x
    x = 467,065,882,609.96/988,850
  6. Step 6: Final answer
    x = 472,332.39

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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.