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Finding the Fourth Proportional to 362,746.49, 500,630.63 and 219,503.39

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Solution

The fourth proportional to 362,746.49, 500,630.63 and 219,503.39 is: 302,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,746.49 : 500,630.63 = 219,503.39 : x
  2. Step 2: Convert to fraction form
    362,746.49/500,630.63 = 219,503.39/x
  3. Step 3: Cross multiply
    362,746.49x = 500,630.63 × 219,503.39
  4. Step 4: Simplify right side
    362,746.49x = 109,890,116,822.17
  5. Step 5: Solve for x
    x = 109,890,116,822.17/362,746.49
  6. Step 6: Final answer
    x = 302,939.16

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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.