Home / 284,828.55-393,052.71-157,506.27

Finding the Fourth Proportional to 284,828.55, 393,052.71 and 157,506.27

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Solution

The fourth proportional to 284,828.55, 393,052.71 and 157,506.27 is: 217,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,828.55 : 393,052.71 = 157,506.27 : x
  2. Step 2: Convert to fraction form
    284,828.55/393,052.71 = 157,506.27/x
  3. Step 3: Cross multiply
    284,828.55x = 393,052.71 × 157,506.27
  4. Step 4: Simplify right side
    284,828.55x = 61,908,266,265.49
  5. Step 5: Solve for x
    x = 61,908,266,265.49/284,828.55
  6. Step 6: Final answer
    x = 217,352.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.