Home / 456,306.45-629,787.15-293,166.90

Finding the Fourth Proportional to 456,306.45, 629,787.15 and 293,166.90

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Solution

The fourth proportional to 456,306.45, 629,787.15 and 293,166.90 is: 404,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,306.45 : 629,787.15 = 293,166.90 : x
  2. Step 2: Convert to fraction form
    456,306.45/629,787.15 = 293,166.90/x
  3. Step 3: Cross multiply
    456,306.45x = 629,787.15 × 293,166.90
  4. Step 4: Simplify right side
    456,306.45x = 184,632,746,425.34
  5. Step 5: Solve for x
    x = 184,632,746,425.34/456,306.45
  6. Step 6: Final answer
    x = 404,624.45

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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.