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Finding the Fourth Proportional to 296,580.01, 409,280.79 and 160,614.18

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Solution

The fourth proportional to 296,580.01, 409,280.79 and 160,614.18 is: 221,647.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,580.01 : 409,280.79 = 160,614.18 : x
  2. Step 2: Convert to fraction form
    296,580.01/409,280.79 = 160,614.18/x
  3. Step 3: Cross multiply
    296,580.01x = 409,280.79 × 160,614.18
  4. Step 4: Simplify right side
    296,580.01x = 65,736,298,475.60
  5. Step 5: Solve for x
    x = 65,736,298,475.60/296,580.01
  6. Step 6: Final answer
    x = 221,647.77

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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.