Home / 312,348.03-468,462.91-152,263.15

Finding the Fourth Proportional to 312,348.03, 468,462.91 and 152,263.15

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Solution

The fourth proportional to 312,348.03, 468,462.91 and 152,263.15 is: 228,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,348.03 : 468,462.91 = 152,263.15 : x
  2. Step 2: Convert to fraction form
    312,348.03/468,462.91 = 152,263.15/x
  3. Step 3: Cross multiply
    312,348.03x = 468,462.91 × 152,263.15
  4. Step 4: Simplify right side
    312,348.03x = 71,329,638,334.77
  5. Step 5: Solve for x
    x = 71,329,638,334.77/312,348.03
  6. Step 6: Final answer
    x = 228,365.90

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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.