Home / 646,651.08-968,320.46-539,769.32

Finding the Fourth Proportional to 646,651.08, 968,320.46 and 539,769.32

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Solution

The fourth proportional to 646,651.08, 968,320.46 and 539,769.32 is: 808,271.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,651.08 : 968,320.46 = 539,769.32 : x
  2. Step 2: Convert to fraction form
    646,651.08/968,320.46 = 539,769.32/x
  3. Step 3: Cross multiply
    646,651.08x = 968,320.46 × 539,769.32
  4. Step 4: Simplify right side
    646,651.08x = 522,669,676,236.29
  5. Step 5: Solve for x
    x = 522,669,676,236.29/646,651.08
  6. Step 6: Final answer
    x = 808,271.56

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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.