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Finding the Fourth Proportional to 374,153.01, 561,368.93 and 224,500.70

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Solution

The fourth proportional to 374,153.01, 561,368.93 and 224,500.70 is: 336,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,153.01 : 561,368.93 = 224,500.70 : x
  2. Step 2: Convert to fraction form
    374,153.01/561,368.93 = 224,500.70/x
  3. Step 3: Cross multiply
    374,153.01x = 561,368.93 × 224,500.70
  4. Step 4: Simplify right side
    374,153.01x = 126,027,713,813.90
  5. Step 5: Solve for x
    x = 126,027,713,813.90/374,153.01
  6. Step 6: Final answer
    x = 336,834.69

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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.