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Finding the Fourth Proportional to 219,804.84, 329,194.53 and 160,493.40

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Solution

The fourth proportional to 219,804.84, 329,194.53 and 160,493.40 is: 240,365.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,804.84 : 329,194.53 = 160,493.40 : x
  2. Step 2: Convert to fraction form
    219,804.84/329,194.53 = 160,493.40/x
  3. Step 3: Cross multiply
    219,804.84x = 329,194.53 × 160,493.40
  4. Step 4: Simplify right side
    219,804.84x = 52,833,549,381.10
  5. Step 5: Solve for x
    x = 52,833,549,381.10/219,804.84
  6. Step 6: Final answer
    x = 240,365.72

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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.