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Finding the Fourth Proportional to 292,240.48, 403,287.88 and 163,180.94

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Solution

The fourth proportional to 292,240.48, 403,287.88 and 163,180.94 is: 225,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,240.48 : 403,287.88 = 163,180.94 : x
  2. Step 2: Convert to fraction form
    292,240.48/403,287.88 = 163,180.94/x
  3. Step 3: Cross multiply
    292,240.48x = 403,287.88 × 163,180.94
  4. Step 4: Simplify right side
    292,240.48x = 65,808,895,349.01
  5. Step 5: Solve for x
    x = 65,808,895,349.01/292,240.48
  6. Step 6: Final answer
    x = 225,187.47

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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.