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Finding the Fourth Proportional to 556,064.67, 834,101.40 and 364,100.85

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Solution

The fourth proportional to 556,064.67, 834,101.40 and 364,100.85 is: 546,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,064.67 : 834,101.40 = 364,100.85 : x
  2. Step 2: Convert to fraction form
    556,064.67/834,101.40 = 364,100.85/x
  3. Step 3: Cross multiply
    556,064.67x = 834,101.40 × 364,100.85
  4. Step 4: Simplify right side
    556,064.67x = 303,697,028,726.19
  5. Step 5: Solve for x
    x = 303,697,028,726.19/556,064.67
  6. Step 6: Final answer
    x = 546,154.15

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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.