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Finding the Fourth Proportional to 964,702.56, 1,446,856.80 and 365,457.12

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Solution

The fourth proportional to 964,702.56, 1,446,856.80 and 365,457.12 is: 548,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,702.56 : 1,446,856.80 = 365,457.12 : x
  2. Step 2: Convert to fraction form
    964,702.56/1,446,856.80 = 365,457.12/x
  3. Step 3: Cross multiply
    964,702.56x = 1,446,856.80 × 365,457.12
  4. Step 4: Simplify right side
    964,702.56x = 528,764,119,180.42
  5. Step 5: Solve for x
    x = 528,764,119,180.42/964,702.56
  6. Step 6: Final answer
    x = 548,111.04

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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.