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Finding the Fourth Proportional to 364,240.40, 546,229.37 and 153,894.74

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Solution

The fourth proportional to 364,240.40, 546,229.37 and 153,894.74 is: 230,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,240.40 : 546,229.37 = 153,894.74 : x
  2. Step 2: Convert to fraction form
    364,240.40/546,229.37 = 153,894.74/x
  3. Step 3: Cross multiply
    364,240.40x = 546,229.37 × 153,894.74
  4. Step 4: Simplify right side
    364,240.40x = 84,061,824,530.10
  5. Step 5: Solve for x
    x = 84,061,824,530.10/364,240.40
  6. Step 6: Final answer
    x = 230,786.66

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1.5x scale

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.