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Finding the Fourth Proportional to 296,473.33, 409,133.35 and 160,507.30

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Solution

The fourth proportional to 296,473.33, 409,133.35 and 160,507.30 is: 221,500.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,473.33 : 409,133.35 = 160,507.30 : x
  2. Step 2: Convert to fraction form
    296,473.33/409,133.35 = 160,507.30/x
  3. Step 3: Cross multiply
    296,473.33x = 409,133.35 × 160,507.30
  4. Step 4: Simplify right side
    296,473.33x = 65,668,888,545.92
  5. Step 5: Solve for x
    x = 65,668,888,545.92/296,473.33
  6. Step 6: Final answer
    x = 221,500.16

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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.