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Finding the Fourth Proportional to 556,381.53, 833,618.88 and 373,669.83

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Solution

The fourth proportional to 556,381.53, 833,618.88 and 373,669.83 is: 559,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,381.53 : 833,618.88 = 373,669.83 : x
  2. Step 2: Convert to fraction form
    556,381.53/833,618.88 = 373,669.83/x
  3. Step 3: Cross multiply
    556,381.53x = 833,618.88 × 373,669.83
  4. Step 4: Simplify right side
    556,381.53x = 311,498,225,174.39
  5. Step 5: Solve for x
    x = 311,498,225,174.39/556,381.53
  6. Step 6: Final answer
    x = 559,864.42

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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.