Home / 926,270.20-1,389,059.70-365,188.60

Finding the Fourth Proportional to 926,270.20, 1,389,059.70 and 365,188.60

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Solution

The fourth proportional to 926,270.20, 1,389,059.70 and 365,188.60 is: 547,646.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,270.20 : 1,389,059.70 = 365,188.60 : x
  2. Step 2: Convert to fraction form
    926,270.20/1,389,059.70 = 365,188.60/x
  3. Step 3: Cross multiply
    926,270.20x = 1,389,059.70 × 365,188.60
  4. Step 4: Simplify right side
    926,270.20x = 507,268,767,159.42
  5. Step 5: Solve for x
    x = 507,268,767,159.42/926,270.20
  6. Step 6: Final answer
    x = 547,646.64

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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.