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Finding the Fourth Proportional to 373,360.89, 559,816.10 and 148,756.05

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Solution

The fourth proportional to 373,360.89, 559,816.10 and 148,756.05 is: 223,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,360.89 : 559,816.10 = 148,756.05 : x
  2. Step 2: Convert to fraction form
    373,360.89/559,816.10 = 148,756.05/x
  3. Step 3: Cross multiply
    373,360.89x = 559,816.10 × 148,756.05
  4. Step 4: Simplify right side
    373,360.89x = 83,276,031,018.62
  5. Step 5: Solve for x
    x = 83,276,031,018.62/373,360.89
  6. Step 6: Final answer
    x = 223,044.33

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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.