Home / 832,454.50-1,148,787.22-450,481.28

Finding the Fourth Proportional to 832,454.50, 1,148,787.22 and 450,481.28

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Solution

The fourth proportional to 832,454.50, 1,148,787.22 and 450,481.28 is: 621,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,454.50 : 1,148,787.22 = 450,481.28 : x
  2. Step 2: Convert to fraction form
    832,454.50/1,148,787.22 = 450,481.28/x
  3. Step 3: Cross multiply
    832,454.50x = 1,148,787.22 × 450,481.28
  4. Step 4: Simplify right side
    832,454.50x = 517,507,137,313.24
  5. Step 5: Solve for x
    x = 517,507,137,313.24/832,454.50
  6. Step 6: Final answer
    x = 621,664.17

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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.