Home / 744,947.64-1,027,714.20-468,816.30

Finding the Fourth Proportional to 744,947.64, 1,027,714.20 and 468,816.30

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Solution

The fourth proportional to 744,947.64, 1,027,714.20 and 468,816.30 is: 646,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,947.64 : 1,027,714.20 = 468,816.30 : x
  2. Step 2: Convert to fraction form
    744,947.64/1,027,714.20 = 468,816.30/x
  3. Step 3: Cross multiply
    744,947.64x = 1,027,714.20 × 468,816.30
  4. Step 4: Simplify right side
    744,947.64x = 481,809,168,701.46
  5. Step 5: Solve for x
    x = 481,809,168,701.46/744,947.64
  6. Step 6: Final answer
    x = 646,769.17

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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.