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Finding the Fourth Proportional to 288,276.24, 432,437.40 and 101,329.68

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Solution

The fourth proportional to 288,276.24, 432,437.40 and 101,329.68 is: 152,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,276.24 : 432,437.40 = 101,329.68 : x
  2. Step 2: Convert to fraction form
    288,276.24/432,437.40 = 101,329.68/x
  3. Step 3: Cross multiply
    288,276.24x = 432,437.40 × 101,329.68
  4. Step 4: Simplify right side
    288,276.24x = 43,818,743,362.03
  5. Step 5: Solve for x
    x = 43,818,743,362.03/288,276.24
  6. Step 6: Final answer
    x = 152,002.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.