Home / 926,438.10-1,389,657.15-365,399.70

Finding the Fourth Proportional to 926,438.10, 1,389,657.15 and 365,399.70

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Solution

The fourth proportional to 926,438.10, 1,389,657.15 and 365,399.70 is: 548,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,438.10 : 1,389,657.15 = 365,399.70 : x
  2. Step 2: Convert to fraction form
    926,438.10/1,389,657.15 = 365,399.70/x
  3. Step 3: Cross multiply
    926,438.10x = 1,389,657.15 × 365,399.70
  4. Step 4: Simplify right side
    926,438.10x = 507,780,305,712.86
  5. Step 5: Solve for x
    x = 507,780,305,712.86/926,438.10
  6. Step 6: Final answer
    x = 548,099.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.