Home / 314,429.29-471,701.37-145,926.41

Finding the Fourth Proportional to 314,429.29, 471,701.37 and 145,926.41

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Solution

The fourth proportional to 314,429.29, 471,701.37 and 145,926.41 is: 218,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,429.29 : 471,701.37 = 145,926.41 : x
  2. Step 2: Convert to fraction form
    314,429.29/471,701.37 = 145,926.41/x
  3. Step 3: Cross multiply
    314,429.29x = 471,701.37 × 145,926.41
  4. Step 4: Simplify right side
    314,429.29x = 68,833,688,358.22
  5. Step 5: Solve for x
    x = 68,833,688,358.22/314,429.29
  6. Step 6: Final answer
    x = 218,916.27

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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.