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Finding the Fourth Proportional to 508,101.70, 700,858.29 and 326,501.14

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Solution

The fourth proportional to 508,101.70, 700,858.29 and 326,501.14 is: 450,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,101.70 : 700,858.29 = 326,501.14 : x
  2. Step 2: Convert to fraction form
    508,101.70/700,858.29 = 326,501.14/x
  3. Step 3: Cross multiply
    508,101.70x = 700,858.29 × 326,501.14
  4. Step 4: Simplify right side
    508,101.70x = 228,831,030,663.45
  5. Step 5: Solve for x
    x = 228,831,030,663.45/508,101.70
  6. Step 6: Final answer
    x = 450,364.62

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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.