Home / 839,271.64-1,260,004.92-498,337.60

Finding the Fourth Proportional to 839,271.64, 1,260,004.92 and 498,337.60

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Solution

The fourth proportional to 839,271.64, 1,260,004.92 and 498,337.60 is: 748,158.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,271.64 : 1,260,004.92 = 498,337.60 : x
  2. Step 2: Convert to fraction form
    839,271.64/1,260,004.92 = 498,337.60/x
  3. Step 3: Cross multiply
    839,271.64x = 1,260,004.92 × 498,337.60
  4. Step 4: Simplify right side
    839,271.64x = 627,907,827,820.99
  5. Step 5: Solve for x
    x = 627,907,827,820.99/839,271.64
  6. Step 6: Final answer
    x = 748,158.04

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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.