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Finding the Fourth Proportional to 304,477.40, 456,780.90 and 94,136.60

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Solution

The fourth proportional to 304,477.40, 456,780.90 and 94,136.60 is: 141,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,477.40 : 456,780.90 = 94,136.60 : x
  2. Step 2: Convert to fraction form
    304,477.40/456,780.90 = 94,136.60/x
  3. Step 3: Cross multiply
    304,477.40x = 456,780.90 × 94,136.60
  4. Step 4: Simplify right side
    304,477.40x = 42,999,800,870.94
  5. Step 5: Solve for x
    x = 42,999,800,870.94/304,477.40
  6. Step 6: Final answer
    x = 141,224.93

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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.