Home / 657,423.92-986,143.32-230,969.84

Finding the Fourth Proportional to 657,423.92, 986,143.32 and 230,969.84

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Solution

The fourth proportional to 657,423.92, 986,143.32 and 230,969.84 is: 346,457.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,423.92 : 986,143.32 = 230,969.84 : x
  2. Step 2: Convert to fraction form
    657,423.92/986,143.32 = 230,969.84/x
  3. Step 3: Cross multiply
    657,423.92x = 986,143.32 × 230,969.84
  4. Step 4: Simplify right side
    657,423.92x = 227,769,364,837.47
  5. Step 5: Solve for x
    x = 227,769,364,837.47/657,423.92
  6. Step 6: Final answer
    x = 346,457.37

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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.