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Finding the Fourth Proportional to 373,311.18, 559,570.65 and 183,503.88

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Solution

The fourth proportional to 373,311.18, 559,570.65 and 183,503.88 is: 275,061.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,311.18 : 559,570.65 = 183,503.88 : x
  2. Step 2: Convert to fraction form
    373,311.18/559,570.65 = 183,503.88/x
  3. Step 3: Cross multiply
    373,311.18x = 559,570.65 × 183,503.88
  4. Step 4: Simplify right side
    373,311.18x = 102,683,385,409.12
  5. Step 5: Solve for x
    x = 102,683,385,409.12/373,311.18
  6. Step 6: Final answer
    x = 275,061.10

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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.