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Finding the Fourth Proportional to 294,443.98, 441,707.28 and 144,690.17

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Solution

The fourth proportional to 294,443.98, 441,707.28 and 144,690.17 is: 217,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,443.98 : 441,707.28 = 144,690.17 : x
  2. Step 2: Convert to fraction form
    294,443.98/441,707.28 = 144,690.17/x
  3. Step 3: Cross multiply
    294,443.98x = 441,707.28 × 144,690.17
  4. Step 4: Simplify right side
    294,443.98x = 63,910,698,682.31
  5. Step 5: Solve for x
    x = 63,910,698,682.31/294,443.98
  6. Step 6: Final answer
    x = 217,055.55

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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.