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Finding the Fourth Proportional to 364,385.26, 502,852.55 and 203,250.74

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Solution

The fourth proportional to 364,385.26, 502,852.55 and 203,250.74 is: 280,486.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,385.26 : 502,852.55 = 203,250.74 : x
  2. Step 2: Convert to fraction form
    364,385.26/502,852.55 = 203,250.74/x
  3. Step 3: Cross multiply
    364,385.26x = 502,852.55 × 203,250.74
  4. Step 4: Simplify right side
    364,385.26x = 102,205,153,139.27
  5. Step 5: Solve for x
    x = 102,205,153,139.27/364,385.26
  6. Step 6: Final answer
    x = 280,486.52

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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.