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Finding the Fourth Proportional to 624,750.72, 937,117.76 and 151,440.32

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Solution

The fourth proportional to 624,750.72, 937,117.76 and 151,440.32 is: 227,158.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,750.72 : 937,117.76 = 151,440.32 : x
  2. Step 2: Convert to fraction form
    624,750.72/937,117.76 = 151,440.32/x
  3. Step 3: Cross multiply
    624,750.72x = 937,117.76 × 151,440.32
  4. Step 4: Simplify right side
    624,750.72x = 141,917,413,452.08
  5. Step 5: Solve for x
    x = 141,917,413,452.08/624,750.72
  6. Step 6: Final answer
    x = 227,158.46

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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.