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Finding the Fourth Proportional to 624,871.71, 937,307.56 and 175,574.43

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Solution

The fourth proportional to 624,871.71, 937,307.56 and 175,574.43 is: 263,361.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,871.71 : 937,307.56 = 175,574.43 : x
  2. Step 2: Convert to fraction form
    624,871.71/937,307.56 = 175,574.43/x
  3. Step 3: Cross multiply
    624,871.71x = 937,307.56 × 175,574.43
  4. Step 4: Simplify right side
    624,871.71x = 164,567,240,581.69
  5. Step 5: Solve for x
    x = 164,567,240,581.69/624,871.71
  6. Step 6: Final answer
    x = 263,361.64

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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.