Home / 806,980.32-1,113,581.52-484,704

Finding the Fourth Proportional to 806,980.32, 1,113,581.52 and 484,704

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Solution

The fourth proportional to 806,980.32, 1,113,581.52 and 484,704 is: 668,860.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,980.32 : 1,113,581.52 = 484,704 : x
  2. Step 2: Convert to fraction form
    806,980.32/1,113,581.52 = 484,704/x
  3. Step 3: Cross multiply
    806,980.32x = 1,113,581.52 × 484,704
  4. Step 4: Simplify right side
    806,980.32x = 539,757,417,070.08
  5. Step 5: Solve for x
    x = 539,757,417,070.08/806,980.32
  6. Step 6: Final answer
    x = 668,860.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.