Home / 345,012.14-517,624.10-176,650.67

Finding the Fourth Proportional to 345,012.14, 517,624.10 and 176,650.67

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Solution

The fourth proportional to 345,012.14, 517,624.10 and 176,650.67 is: 265,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,012.14 : 517,624.10 = 176,650.67 : x
  2. Step 2: Convert to fraction form
    345,012.14/517,624.10 = 176,650.67/x
  3. Step 3: Cross multiply
    345,012.14x = 517,624.10 × 176,650.67
  4. Step 4: Simplify right side
    345,012.14x = 91,438,640,601.77
  5. Step 5: Solve for x
    x = 91,438,640,601.77/345,012.14
  6. Step 6: Final answer
    x = 265,030.22

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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.