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Finding the Fourth Proportional to 365,787.60, 549,847.80 and 344,792.40

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Solution

The fourth proportional to 365,787.60, 549,847.80 and 344,792.40 is: 518,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,787.60 : 549,847.80 = 344,792.40 : x
  2. Step 2: Convert to fraction form
    365,787.60/549,847.80 = 344,792.40/x
  3. Step 3: Cross multiply
    365,787.60x = 549,847.80 × 344,792.40
  4. Step 4: Simplify right side
    365,787.60x = 189,583,342,596.72
  5. Step 5: Solve for x
    x = 189,583,342,596.72/365,787.60
  6. Step 6: Final answer
    x = 518,288.05

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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.