Home / 774,346.30-1,068,664.12-452,159.28

Finding the Fourth Proportional to 774,346.30, 1,068,664.12 and 452,159.28

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Solution

The fourth proportional to 774,346.30, 1,068,664.12 and 452,159.28 is: 624,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,346.30 : 1,068,664.12 = 452,159.28 : x
  2. Step 2: Convert to fraction form
    774,346.30/1,068,664.12 = 452,159.28/x
  3. Step 3: Cross multiply
    774,346.30x = 1,068,664.12 × 452,159.28
  4. Step 4: Simplify right side
    774,346.30x = 483,206,397,930.64
  5. Step 5: Solve for x
    x = 483,206,397,930.64/774,346.30
  6. Step 6: Final answer
    x = 624,018.48

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1.5x scale

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.