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Finding the Fourth Proportional to 356,289.00, 534,482.70 and 119,699.34

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Solution

The fourth proportional to 356,289.00, 534,482.70 and 119,699.34 is: 179,565.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,289.00 : 534,482.70 = 119,699.34 : x
  2. Step 2: Convert to fraction form
    356,289.00/534,482.70 = 119,699.34/x
  3. Step 3: Cross multiply
    356,289.00x = 534,482.70 × 119,699.34
  4. Step 4: Simplify right side
    356,289.00x = 63,977,223,759.00
  5. Step 5: Solve for x
    x = 63,977,223,759.00/356,289.00
  6. Step 6: Final answer
    x = 179,565.53

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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.