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Finding the Fourth Proportional to 364,706.93, 503,275.02 and 203,572.32

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Solution

The fourth proportional to 364,706.93, 503,275.02 and 203,572.32 is: 280,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,706.93 : 503,275.02 = 203,572.32 : x
  2. Step 2: Convert to fraction form
    364,706.93/503,275.02 = 203,572.32/x
  3. Step 3: Cross multiply
    364,706.93x = 503,275.02 × 203,572.32
  4. Step 4: Simplify right side
    364,706.93x = 102,452,863,419.45
  5. Step 5: Solve for x
    x = 102,452,863,419.45/364,706.93
  6. Step 6: Final answer
    x = 280,918.34

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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.