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Finding the Fourth Proportional to 296,412.60, 444,683.70 and 146,724.60

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Solution

The fourth proportional to 296,412.60, 444,683.70 and 146,724.60 is: 220,118.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,412.60 : 444,683.70 = 146,724.60 : x
  2. Step 2: Convert to fraction form
    296,412.60/444,683.70 = 146,724.60/x
  3. Step 3: Cross multiply
    296,412.60x = 444,683.70 × 146,724.60
  4. Step 4: Simplify right side
    296,412.60x = 65,246,038,009.02
  5. Step 5: Solve for x
    x = 65,246,038,009.02/296,412.60
  6. Step 6: Final answer
    x = 220,118.98

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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.