Home / 284,733.37-392,940.24-157,417.16

Finding the Fourth Proportional to 284,733.37, 392,940.24 and 157,417.16

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Solution

The fourth proportional to 284,733.37, 392,940.24 and 157,417.16 is: 217,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,733.37 : 392,940.24 = 157,417.16 : x
  2. Step 2: Convert to fraction form
    284,733.37/392,940.24 = 157,417.16/x
  3. Step 3: Cross multiply
    284,733.37x = 392,940.24 × 157,417.16
  4. Step 4: Simplify right side
    284,733.37x = 61,855,536,630.52
  5. Step 5: Solve for x
    x = 61,855,536,630.52/284,733.37
  6. Step 6: Final answer
    x = 217,240.21

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1.5x scale

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.