Home / 296,825.04-409,667.04-220,848.66

Finding the Fourth Proportional to 296,825.04, 409,667.04 and 220,848.66

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Solution

The fourth proportional to 296,825.04, 409,667.04 and 220,848.66 is: 304,807.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,825.04 : 409,667.04 = 220,848.66 : x
  2. Step 2: Convert to fraction form
    296,825.04/409,667.04 = 220,848.66/x
  3. Step 3: Cross multiply
    296,825.04x = 409,667.04 × 220,848.66
  4. Step 4: Simplify right side
    296,825.04x = 90,474,416,830.17
  5. Step 5: Solve for x
    x = 90,474,416,830.17/296,825.04
  6. Step 6: Final answer
    x = 304,807.23

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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.