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Finding the Fourth Proportional to 375,048.39, 562,515.53 and 122,328.53

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Solution

The fourth proportional to 375,048.39, 562,515.53 and 122,328.53 is: 183,474.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,048.39 : 562,515.53 = 122,328.53 : x
  2. Step 2: Convert to fraction form
    375,048.39/562,515.53 = 122,328.53/x
  3. Step 3: Cross multiply
    375,048.39x = 562,515.53 × 122,328.53
  4. Step 4: Simplify right side
    375,048.39x = 68,811,696,572.28
  5. Step 5: Solve for x
    x = 68,811,696,572.28/375,048.39
  6. Step 6: Final answer
    x = 183,474.18

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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.