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Finding the Fourth Proportional to 624,731.94, 937,097.85 and 151,417.29

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Solution

The fourth proportional to 624,731.94, 937,097.85 and 151,417.29 is: 227,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,731.94 : 937,097.85 = 151,417.29 : x
  2. Step 2: Convert to fraction form
    624,731.94/937,097.85 = 151,417.29/x
  3. Step 3: Cross multiply
    624,731.94x = 937,097.85 × 151,417.29
  4. Step 4: Simplify right side
    624,731.94x = 141,892,816,911.83
  5. Step 5: Solve for x
    x = 141,892,816,911.83/624,731.94
  6. Step 6: Final answer
    x = 227,125.92

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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.